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Finding the Fourth Proportional to 283,030.20, 424,545.30 and 283,030.20

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Solution

The fourth proportional to 283,030.20, 424,545.30 and 283,030.20 is: 424,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,030.20 : 424,545.30 = 283,030.20 : x
  2. Step 2: Convert to fraction form
    283,030.20/424,545.30 = 283,030.20/x
  3. Step 3: Cross multiply
    283,030.20x = 424,545.30 × 283,030.20
  4. Step 4: Simplify right side
    283,030.20x = 120,159,141,168.06
  5. Step 5: Solve for x
    x = 120,159,141,168.06/283,030.20
  6. Step 6: Final answer
    x = 424,545.30

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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.