Home / 972,901.59-1,342,502.35-564,923.90

Finding the Fourth Proportional to 972,901.59, 1,342,502.35 and 564,923.90

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Solution

The fourth proportional to 972,901.59, 1,342,502.35 and 564,923.90 is: 779,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,901.59 : 1,342,502.35 = 564,923.90 : x
  2. Step 2: Convert to fraction form
    972,901.59/1,342,502.35 = 564,923.90/x
  3. Step 3: Cross multiply
    972,901.59x = 1,342,502.35 × 564,923.90
  4. Step 4: Simplify right side
    972,901.59x = 758,411,660,496.55
  5. Step 5: Solve for x
    x = 758,411,660,496.55/972,901.59
  6. Step 6: Final answer
    x = 779,535.85

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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.