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Finding the Fourth Proportional to 587,404.60, 881,106.90 and 579,531.40

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Solution

The fourth proportional to 587,404.60, 881,106.90 and 579,531.40 is: 869,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,404.60 : 881,106.90 = 579,531.40 : x
  2. Step 2: Convert to fraction form
    587,404.60/881,106.90 = 579,531.40/x
  3. Step 3: Cross multiply
    587,404.60x = 881,106.90 × 579,531.40
  4. Step 4: Simplify right side
    587,404.60x = 510,629,115,306.66
  5. Step 5: Solve for x
    x = 510,629,115,306.66/587,404.60
  6. Step 6: Final answer
    x = 869,297.10

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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.