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Finding the Fourth Proportional to 527,615.67, 791,423.82 and 370,545.33

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Solution

The fourth proportional to 527,615.67, 791,423.82 and 370,545.33 is: 555,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,615.67 : 791,423.82 = 370,545.33 : x
  2. Step 2: Convert to fraction form
    527,615.67/791,423.82 = 370,545.33/x
  3. Step 3: Cross multiply
    527,615.67x = 791,423.82 × 370,545.33
  4. Step 4: Simplify right side
    527,615.67x = 293,258,400,551.76
  5. Step 5: Solve for x
    x = 293,258,400,551.76/527,615.67
  6. Step 6: Final answer
    x = 555,818.22

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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.