Home / 937,420.60-1,406,642.79-397,592.91

Finding the Fourth Proportional to 937,420.60, 1,406,642.79 and 397,592.91

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Solution

The fourth proportional to 937,420.60, 1,406,642.79 and 397,592.91 is: 596,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,420.60 : 1,406,642.79 = 397,592.91 : x
  2. Step 2: Convert to fraction form
    937,420.60/1,406,642.79 = 397,592.91/x
  3. Step 3: Cross multiply
    937,420.60x = 1,406,642.79 × 397,592.91
  4. Step 4: Simplify right side
    937,420.60x = 559,271,200,206.62
  5. Step 5: Solve for x
    x = 559,271,200,206.62/937,420.60
  6. Step 6: Final answer
    x = 596,606.48

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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.