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Finding the Fourth Proportional to 654,554.16, 903,376.80 and 546,953.76

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Solution

The fourth proportional to 654,554.16, 903,376.80 and 546,953.76 is: 754,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,554.16 : 903,376.80 = 546,953.76 : x
  2. Step 2: Convert to fraction form
    654,554.16/903,376.80 = 546,953.76/x
  3. Step 3: Cross multiply
    654,554.16x = 903,376.80 × 546,953.76
  4. Step 4: Simplify right side
    654,554.16x = 494,105,337,456.77
  5. Step 5: Solve for x
    x = 494,105,337,456.77/654,554.16
  6. Step 6: Final answer
    x = 754,873.11

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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.