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Finding the Fourth Proportional to 507,526.64, 761,377.80 and 170,600.24

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Solution

The fourth proportional to 507,526.64, 761,377.80 and 170,600.24 is: 255,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,526.64 : 761,377.80 = 170,600.24 : x
  2. Step 2: Convert to fraction form
    507,526.64/761,377.80 = 170,600.24/x
  3. Step 3: Cross multiply
    507,526.64x = 761,377.80 × 170,600.24
  4. Step 4: Simplify right side
    507,526.64x = 129,891,235,410.67
  5. Step 5: Solve for x
    x = 129,891,235,410.67/507,526.64
  6. Step 6: Final answer
    x = 255,929.89

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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.