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Finding the Fourth Proportional to 530,874, 732,606.12 and 292,410

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Solution

The fourth proportional to 530,874, 732,606.12 and 292,410 is: 403,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,874 : 732,606.12 = 292,410 : x
  2. Step 2: Convert to fraction form
    530,874/732,606.12 = 292,410/x
  3. Step 3: Cross multiply
    530,874x = 732,606.12 × 292,410
  4. Step 4: Simplify right side
    530,874x = 214,221,355,549.20
  5. Step 5: Solve for x
    x = 214,221,355,549.20/530,874
  6. Step 6: Final answer
    x = 403,525.80

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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.