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Finding the Fourth Proportional to 507,582.68, 761,420.98 and 166,028.04

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Solution

The fourth proportional to 507,582.68, 761,420.98 and 166,028.04 is: 249,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,582.68 : 761,420.98 = 166,028.04 : x
  2. Step 2: Convert to fraction form
    507,582.68/761,420.98 = 166,028.04/x
  3. Step 3: Cross multiply
    507,582.68x = 761,420.98 × 166,028.04
  4. Step 4: Simplify right side
    507,582.68x = 126,417,232,924.28
  5. Step 5: Solve for x
    x = 126,417,232,924.28/507,582.68
  6. Step 6: Final answer
    x = 249,057.42

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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.