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Finding the Fourth Proportional to 584,504.40, 875,201.40 and 372,997.20

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Solution

The fourth proportional to 584,504.40, 875,201.40 and 372,997.20 is: 558,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,504.40 : 875,201.40 = 372,997.20 : x
  2. Step 2: Convert to fraction form
    584,504.40/875,201.40 = 372,997.20/x
  3. Step 3: Cross multiply
    584,504.40x = 875,201.40 × 372,997.20
  4. Step 4: Simplify right side
    584,504.40x = 326,447,671,636.08
  5. Step 5: Solve for x
    x = 326,447,671,636.08/584,504.40
  6. Step 6: Final answer
    x = 558,503.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.