Home / 838,423.76-1,157,793.44-532,599.12

Finding the Fourth Proportional to 838,423.76, 1,157,793.44 and 532,599.12

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Solution

The fourth proportional to 838,423.76, 1,157,793.44 and 532,599.12 is: 735,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,423.76 : 1,157,793.44 = 532,599.12 : x
  2. Step 2: Convert to fraction form
    838,423.76/1,157,793.44 = 532,599.12/x
  3. Step 3: Cross multiply
    838,423.76x = 1,157,793.44 × 532,599.12
  4. Step 4: Simplify right side
    838,423.76x = 616,639,767,285.77
  5. Step 5: Solve for x
    x = 616,639,767,285.77/838,423.76
  6. Step 6: Final answer
    x = 735,475.06

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Double scale
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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.