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Finding the Fourth Proportional to 534,081.61, 737,034.65 and 292,386.67

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Solution

The fourth proportional to 534,081.61, 737,034.65 and 292,386.67 is: 403,494.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,081.61 : 737,034.65 = 292,386.67 : x
  2. Step 2: Convert to fraction form
    534,081.61/737,034.65 = 292,386.67/x
  3. Step 3: Cross multiply
    534,081.61x = 737,034.65 × 292,386.67
  4. Step 4: Simplify right side
    534,081.61x = 215,499,106,988.12
  5. Step 5: Solve for x
    x = 215,499,106,988.12/534,081.61
  6. Step 6: Final answer
    x = 403,494.71

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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.