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Finding the Fourth Proportional to 546,881.30, 754,583.49 and 314,263.30

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Solution

The fourth proportional to 546,881.30, 754,583.49 and 314,263.30 is: 433,618.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,881.30 : 754,583.49 = 314,263.30 : x
  2. Step 2: Convert to fraction form
    546,881.30/754,583.49 = 314,263.30/x
  3. Step 3: Cross multiply
    546,881.30x = 754,583.49 × 314,263.30
  4. Step 4: Simplify right side
    546,881.30x = 237,137,897,692.92
  5. Step 5: Solve for x
    x = 237,137,897,692.92/546,881.30
  6. Step 6: Final answer
    x = 433,618.59

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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.