Home / 658,657.36-908,445.64-566,932.76

Finding the Fourth Proportional to 658,657.36, 908,445.64 and 566,932.76

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Solution

The fourth proportional to 658,657.36, 908,445.64 and 566,932.76 is: 781,935.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,657.36 : 908,445.64 = 566,932.76 : x
  2. Step 2: Convert to fraction form
    658,657.36/908,445.64 = 566,932.76/x
  3. Step 3: Cross multiply
    658,657.36x = 908,445.64 × 566,932.76
  4. Step 4: Simplify right side
    658,657.36x = 515,027,590,870.27
  5. Step 5: Solve for x
    x = 515,027,590,870.27/658,657.36
  6. Step 6: Final answer
    x = 781,935.53

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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.