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Finding the Fourth Proportional to 601,929.70, 902,894.55 and 572,405.20

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Solution

The fourth proportional to 601,929.70, 902,894.55 and 572,405.20 is: 858,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,929.70 : 902,894.55 = 572,405.20 : x
  2. Step 2: Convert to fraction form
    601,929.70/902,894.55 = 572,405.20/x
  3. Step 3: Cross multiply
    601,929.70x = 902,894.55 × 572,405.20
  4. Step 4: Simplify right side
    601,929.70x = 516,821,535,471.66
  5. Step 5: Solve for x
    x = 516,821,535,471.66/601,929.70
  6. Step 6: Final answer
    x = 858,607.80

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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.