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Finding the Fourth Proportional to 583,337.60, 875,200.80 and 520,625.60

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Solution

The fourth proportional to 583,337.60, 875,200.80 and 520,625.60 is: 781,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,337.60 : 875,200.80 = 520,625.60 : x
  2. Step 2: Convert to fraction form
    583,337.60/875,200.80 = 520,625.60/x
  3. Step 3: Cross multiply
    583,337.60x = 875,200.80 × 520,625.60
  4. Step 4: Simplify right side
    583,337.60x = 455,651,941,620.48
  5. Step 5: Solve for x
    x = 455,651,941,620.48/583,337.60
  6. Step 6: Final answer
    x = 781,111.90

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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.