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Finding the Fourth Proportional to 507,852.60, 761,973.30 and 499,882.20

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Solution

The fourth proportional to 507,852.60, 761,973.30 and 499,882.20 is: 750,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,852.60 : 761,973.30 = 499,882.20 : x
  2. Step 2: Convert to fraction form
    507,852.60/761,973.30 = 499,882.20/x
  3. Step 3: Cross multiply
    507,852.60x = 761,973.30 × 499,882.20
  4. Step 4: Simplify right side
    507,852.60x = 380,896,889,545.26
  5. Step 5: Solve for x
    x = 380,896,889,545.26/507,852.60
  6. Step 6: Final answer
    x = 750,014.65

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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.