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Finding the Fourth Proportional to 14,854,545.60, 20,810,535.60 and 14,854,545.60

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Solution

The fourth proportional to 14,854,545.60, 20,810,535.60 and 14,854,545.60 is: 20,810,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,854,545.60 : 20,810,535.60 = 14,854,545.60 : x
  2. Step 2: Convert to fraction form
    14,854,545.60/20,810,535.60 = 14,854,545.60/x
  3. Step 3: Cross multiply
    14,854,545.60x = 20,810,535.60 × 14,854,545.60
  4. Step 4: Simplify right side
    14,854,545.60x = 309,131,050,030,623.38
  5. Step 5: Solve for x
    x = 309,131,050,030,623.38/14,854,545.60
  6. Step 6: Final answer
    x = 20,810,535.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.