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Finding the Fourth Proportional to 541,722.56, 747,701.55 and 360,442.13

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Solution

The fourth proportional to 541,722.56, 747,701.55 and 360,442.13 is: 497,492.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,722.56 : 747,701.55 = 360,442.13 : x
  2. Step 2: Convert to fraction form
    541,722.56/747,701.55 = 360,442.13/x
  3. Step 3: Cross multiply
    541,722.56x = 747,701.55 × 360,442.13
  4. Step 4: Simplify right side
    541,722.56x = 269,503,135,547.79
  5. Step 5: Solve for x
    x = 269,503,135,547.79/541,722.56
  6. Step 6: Final answer
    x = 497,492.92

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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.