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Finding the Fourth Proportional to 584,538.40, 875,252.40 and 373,031.20

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Solution

The fourth proportional to 584,538.40, 875,252.40 and 373,031.20 is: 558,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,538.40 : 875,252.40 = 373,031.20 : x
  2. Step 2: Convert to fraction form
    584,538.40/875,252.40 = 373,031.20/x
  3. Step 3: Cross multiply
    584,538.40x = 875,252.40 × 373,031.20
  4. Step 4: Simplify right side
    584,538.40x = 326,496,453,074.88
  5. Step 5: Solve for x
    x = 326,496,453,074.88/584,538.40
  6. Step 6: Final answer
    x = 558,554.33

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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.