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Finding the Fourth Proportional to 543,956.92, 750,419.04 and 362,492.08

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Solution

The fourth proportional to 543,956.92, 750,419.04 and 362,492.08 is: 500,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,956.92 : 750,419.04 = 362,492.08 : x
  2. Step 2: Convert to fraction form
    543,956.92/750,419.04 = 362,492.08/x
  3. Step 3: Cross multiply
    543,956.92x = 750,419.04 × 362,492.08
  4. Step 4: Simplify right side
    543,956.92x = 272,020,958,681.20
  5. Step 5: Solve for x
    x = 272,020,958,681.20/543,956.92
  6. Step 6: Final answer
    x = 500,078.13

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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.