Home / 442,038.04-663,061.69-353,852.13

Finding the Fourth Proportional to 442,038.04, 663,061.69 and 353,852.13

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Solution

The fourth proportional to 442,038.04, 663,061.69 and 353,852.13 is: 530,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,038.04 : 663,061.69 = 353,852.13 : x
  2. Step 2: Convert to fraction form
    442,038.04/663,061.69 = 353,852.13/x
  3. Step 3: Cross multiply
    442,038.04x = 663,061.69 × 353,852.13
  4. Step 4: Simplify right side
    442,038.04x = 234,625,791,327.90
  5. Step 5: Solve for x
    x = 234,625,791,327.90/442,038.04
  6. Step 6: Final answer
    x = 530,781.90

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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.