Home / 729,729.42-1,006,472.25-627,925.38

Finding the Fourth Proportional to 729,729.42, 1,006,472.25 and 627,925.38

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Solution

The fourth proportional to 729,729.42, 1,006,472.25 and 627,925.38 is: 866,060.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,729.42 : 1,006,472.25 = 627,925.38 : x
  2. Step 2: Convert to fraction form
    729,729.42/1,006,472.25 = 627,925.38/x
  3. Step 3: Cross multiply
    729,729.42x = 1,006,472.25 × 627,925.38
  4. Step 4: Simplify right side
    729,729.42x = 631,989,470,040.71
  5. Step 5: Solve for x
    x = 631,989,470,040.71/729,729.42
  6. Step 6: Final answer
    x = 866,060.01

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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.