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Finding the Fourth Proportional to 432,705.68, 597,710.08 and 348,141.68

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Solution

The fourth proportional to 432,705.68, 597,710.08 and 348,141.68 is: 480,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,705.68 : 597,710.08 = 348,141.68 : x
  2. Step 2: Convert to fraction form
    432,705.68/597,710.08 = 348,141.68/x
  3. Step 3: Cross multiply
    432,705.68x = 597,710.08 × 348,141.68
  4. Step 4: Simplify right side
    432,705.68x = 208,087,791,404.13
  5. Step 5: Solve for x
    x = 208,087,791,404.13/432,705.68
  6. Step 6: Final answer
    x = 480,899.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.