Home / 736,008.90-1,104,013.35-381,714.90

Finding the Fourth Proportional to 736,008.90, 1,104,013.35 and 381,714.90

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Solution

The fourth proportional to 736,008.90, 1,104,013.35 and 381,714.90 is: 572,572.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,008.90 : 1,104,013.35 = 381,714.90 : x
  2. Step 2: Convert to fraction form
    736,008.90/1,104,013.35 = 381,714.90/x
  3. Step 3: Cross multiply
    736,008.90x = 1,104,013.35 × 381,714.90
  4. Step 4: Simplify right side
    736,008.90x = 421,418,345,493.92
  5. Step 5: Solve for x
    x = 421,418,345,493.92/736,008.90
  6. Step 6: Final answer
    x = 572,572.35

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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.