Home / 714,375.32-1,070,123.45-474,624.23

Finding the Fourth Proportional to 714,375.32, 1,070,123.45 and 474,624.23

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Solution

The fourth proportional to 714,375.32, 1,070,123.45 and 474,624.23 is: 710,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,375.32 : 1,070,123.45 = 474,624.23 : x
  2. Step 2: Convert to fraction form
    714,375.32/1,070,123.45 = 474,624.23/x
  3. Step 3: Cross multiply
    714,375.32x = 1,070,123.45 × 474,624.23
  4. Step 4: Simplify right side
    714,375.32x = 507,906,510,737.46
  5. Step 5: Solve for x
    x = 507,906,510,737.46/714,375.32
  6. Step 6: Final answer
    x = 710,979.93

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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.