Home / 514,347.28-771,304.02-194,445.16

Finding the Fourth Proportional to 514,347.28, 771,304.02 and 194,445.16

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Solution

The fourth proportional to 514,347.28, 771,304.02 and 194,445.16 is: 291,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,347.28 : 771,304.02 = 194,445.16 : x
  2. Step 2: Convert to fraction form
    514,347.28/771,304.02 = 194,445.16/x
  3. Step 3: Cross multiply
    514,347.28x = 771,304.02 × 194,445.16
  4. Step 4: Simplify right side
    514,347.28x = 149,976,333,577.54
  5. Step 5: Solve for x
    x = 149,976,333,577.54/514,347.28
  6. Step 6: Final answer
    x = 291,585.74

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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.