Home / 1,048,234.40-1,573,042.80-383,386.40

Finding the Fourth Proportional to 1,048,234.40, 1,573,042.80 and 383,386.40

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Solution

The fourth proportional to 1,048,234.40, 1,573,042.80 and 383,386.40 is: 575,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,234.40 : 1,573,042.80 = 383,386.40 : x
  2. Step 2: Convert to fraction form
    1,048,234.40/1,573,042.80 = 383,386.40/x
  3. Step 3: Cross multiply
    1,048,234.40x = 1,573,042.80 × 383,386.40
  4. Step 4: Simplify right side
    1,048,234.40x = 603,083,216,137.92
  5. Step 5: Solve for x
    x = 603,083,216,137.92/1,048,234.40
  6. Step 6: Final answer
    x = 575,332.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.