Home / 1,038,048.20-1,557,072.30-373,267.40

Finding the Fourth Proportional to 1,038,048.20, 1,557,072.30 and 373,267.40

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Solution

The fourth proportional to 1,038,048.20, 1,557,072.30 and 373,267.40 is: 559,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,048.20 : 1,557,072.30 = 373,267.40 : x
  2. Step 2: Convert to fraction form
    1,038,048.20/1,557,072.30 = 373,267.40/x
  3. Step 3: Cross multiply
    1,038,048.20x = 1,557,072.30 × 373,267.40
  4. Step 4: Simplify right side
    1,038,048.20x = 581,204,329,033.02
  5. Step 5: Solve for x
    x = 581,204,329,033.02/1,038,048.20
  6. Step 6: Final answer
    x = 559,901.10

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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.