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Finding the Fourth Proportional to 592,033.80, 887,321.70 and 402,493.80

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Solution

The fourth proportional to 592,033.80, 887,321.70 and 402,493.80 is: 603,245.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,033.80 : 887,321.70 = 402,493.80 : x
  2. Step 2: Convert to fraction form
    592,033.80/887,321.70 = 402,493.80/x
  3. Step 3: Cross multiply
    592,033.80x = 887,321.70 × 402,493.80
  4. Step 4: Simplify right side
    592,033.80x = 357,141,482,855.46
  5. Step 5: Solve for x
    x = 357,141,482,855.46/592,033.80
  6. Step 6: Final answer
    x = 603,245.09

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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.