Home / 996,939.45-1,495,409.18-577,035.45

Finding the Fourth Proportional to 996,939.45, 1,495,409.18 and 577,035.45

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Solution

The fourth proportional to 996,939.45, 1,495,409.18 and 577,035.45 is: 865,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,939.45 : 1,495,409.18 = 577,035.45 : x
  2. Step 2: Convert to fraction form
    996,939.45/1,495,409.18 = 577,035.45/x
  3. Step 3: Cross multiply
    996,939.45x = 1,495,409.18 × 577,035.45
  4. Step 4: Simplify right side
    996,939.45x = 862,904,109,115.43
  5. Step 5: Solve for x
    x = 862,904,109,115.43/996,939.45
  6. Step 6: Final answer
    x = 865,553.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.