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Finding the Fourth Proportional to 547,666.19, 754,702.75 and 418,750.73

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Solution

The fourth proportional to 547,666.19, 754,702.75 and 418,750.73 is: 577,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,666.19 : 754,702.75 = 418,750.73 : x
  2. Step 2: Convert to fraction form
    547,666.19/754,702.75 = 418,750.73/x
  3. Step 3: Cross multiply
    547,666.19x = 754,702.75 × 418,750.73
  4. Step 4: Simplify right side
    547,666.19x = 316,032,327,495.51
  5. Step 5: Solve for x
    x = 316,032,327,495.51/547,666.19
  6. Step 6: Final answer
    x = 577,052.83

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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.