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Finding the Fourth Proportional to 584,564.40, 875,291.40 and 373,057.20

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Solution

The fourth proportional to 584,564.40, 875,291.40 and 373,057.20 is: 558,593.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,564.40 : 875,291.40 = 373,057.20 : x
  2. Step 2: Convert to fraction form
    584,564.40/875,291.40 = 373,057.20/x
  3. Step 3: Cross multiply
    584,564.40x = 875,291.40 × 373,057.20
  4. Step 4: Simplify right side
    584,564.40x = 326,533,758,868.08
  5. Step 5: Solve for x
    x = 326,533,758,868.08/584,564.40
  6. Step 6: Final answer
    x = 558,593.30

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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.