Home / 838,024.71-1,156,598.63-493,750.59

Finding the Fourth Proportional to 838,024.71, 1,156,598.63 and 493,750.59

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Solution

The fourth proportional to 838,024.71, 1,156,598.63 and 493,750.59 is: 681,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,024.71 : 1,156,598.63 = 493,750.59 : x
  2. Step 2: Convert to fraction form
    838,024.71/1,156,598.63 = 493,750.59/x
  3. Step 3: Cross multiply
    838,024.71x = 1,156,598.63 × 493,750.59
  4. Step 4: Simplify right side
    838,024.71x = 571,071,253,486.94
  5. Step 5: Solve for x
    x = 571,071,253,486.94/838,024.71
  6. Step 6: Final answer
    x = 681,449.18

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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.