Home / 598,931.80-898,397.70-575,312.20

Finding the Fourth Proportional to 598,931.80, 898,397.70 and 575,312.20

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Solution

The fourth proportional to 598,931.80, 898,397.70 and 575,312.20 is: 862,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,931.80 : 898,397.70 = 575,312.20 : x
  2. Step 2: Convert to fraction form
    598,931.80/898,397.70 = 575,312.20/x
  3. Step 3: Cross multiply
    598,931.80x = 898,397.70 × 575,312.20
  4. Step 4: Simplify right side
    598,931.80x = 516,859,157,261.94
  5. Step 5: Solve for x
    x = 516,859,157,261.94/598,931.80
  6. Step 6: Final answer
    x = 862,968.30

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Double scale
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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.