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Finding the Fourth Proportional to 374,230.02, 516,290.82 and 230,740.94

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Solution

The fourth proportional to 374,230.02, 516,290.82 and 230,740.94 is: 318,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,230.02 : 516,290.82 = 230,740.94 : x
  2. Step 2: Convert to fraction form
    374,230.02/516,290.82 = 230,740.94/x
  3. Step 3: Cross multiply
    374,230.02x = 516,290.82 × 230,740.94
  4. Step 4: Simplify right side
    374,230.02x = 119,129,429,120.17
  5. Step 5: Solve for x
    x = 119,129,429,120.17/374,230.02
  6. Step 6: Final answer
    x = 318,332.10

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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.