Home / 935,862.54-1,291,490.32-506,142.68

Finding the Fourth Proportional to 935,862.54, 1,291,490.32 and 506,142.68

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Solution

The fourth proportional to 935,862.54, 1,291,490.32 and 506,142.68 is: 698,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,862.54 : 1,291,490.32 = 506,142.68 : x
  2. Step 2: Convert to fraction form
    935,862.54/1,291,490.32 = 506,142.68/x
  3. Step 3: Cross multiply
    935,862.54x = 1,291,490.32 × 506,142.68
  4. Step 4: Simplify right side
    935,862.54x = 653,678,371,758.86
  5. Step 5: Solve for x
    x = 653,678,371,758.86/935,862.54
  6. Step 6: Final answer
    x = 698,476.91

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1.5x scale

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.