Home / 581,145.64-801,657.18-540,045.70

Finding the Fourth Proportional to 581,145.64, 801,657.18 and 540,045.70

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Solution

The fourth proportional to 581,145.64, 801,657.18 and 540,045.70 is: 744,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,145.64 : 801,657.18 = 540,045.70 : x
  2. Step 2: Convert to fraction form
    581,145.64/801,657.18 = 540,045.70/x
  3. Step 3: Cross multiply
    581,145.64x = 801,657.18 × 540,045.70
  4. Step 4: Simplify right side
    581,145.64x = 432,931,512,933.13
  5. Step 5: Solve for x
    x = 432,931,512,933.13/581,145.64
  6. Step 6: Final answer
    x = 744,962.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.