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Finding the Fourth Proportional to 944,375.83, 1,303,200.70 and 514,646.73

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Solution

The fourth proportional to 944,375.83, 1,303,200.70 and 514,646.73 is: 710,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,375.83 : 1,303,200.70 = 514,646.73 : x
  2. Step 2: Convert to fraction form
    944,375.83/1,303,200.70 = 514,646.73/x
  3. Step 3: Cross multiply
    944,375.83x = 1,303,200.70 × 514,646.73
  4. Step 4: Simplify right side
    944,375.83x = 670,687,977,502.09
  5. Step 5: Solve for x
    x = 670,687,977,502.09/944,375.83
  6. Step 6: Final answer
    x = 710,191.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.