Home / 588,748.70-883,123.05-145,516.70

Finding the Fourth Proportional to 588,748.70, 883,123.05 and 145,516.70

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Solution

The fourth proportional to 588,748.70, 883,123.05 and 145,516.70 is: 218,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,748.70 : 883,123.05 = 145,516.70 : x
  2. Step 2: Convert to fraction form
    588,748.70/883,123.05 = 145,516.70/x
  3. Step 3: Cross multiply
    588,748.70x = 883,123.05 × 145,516.70
  4. Step 4: Simplify right side
    588,748.70x = 128,509,151,929.94
  5. Step 5: Solve for x
    x = 128,509,151,929.94/588,748.70
  6. Step 6: Final answer
    x = 218,275.05

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Half scale
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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.