Home / 1,023,607.70-1,535,608.39-392,472.30

Finding the Fourth Proportional to 1,023,607.70, 1,535,608.39 and 392,472.30

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Solution

The fourth proportional to 1,023,607.70, 1,535,608.39 and 392,472.30 is: 588,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,607.70 : 1,535,608.39 = 392,472.30 : x
  2. Step 2: Convert to fraction form
    1,023,607.70/1,535,608.39 = 392,472.30/x
  3. Step 3: Cross multiply
    1,023,607.70x = 1,535,608.39 × 392,472.30
  4. Step 4: Simplify right side
    1,023,607.70x = 602,683,756,722.60
  5. Step 5: Solve for x
    x = 602,683,756,722.60/1,023,607.70
  6. Step 6: Final answer
    x = 588,783.92

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Double scale
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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.