Home / 924,806.30-1,387,209.45-293,783.90

Finding the Fourth Proportional to 924,806.30, 1,387,209.45 and 293,783.90

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Solution

The fourth proportional to 924,806.30, 1,387,209.45 and 293,783.90 is: 440,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,806.30 : 1,387,209.45 = 293,783.90 : x
  2. Step 2: Convert to fraction form
    924,806.30/1,387,209.45 = 293,783.90/x
  3. Step 3: Cross multiply
    924,806.30x = 1,387,209.45 × 293,783.90
  4. Step 4: Simplify right side
    924,806.30x = 407,539,802,337.86
  5. Step 5: Solve for x
    x = 407,539,802,337.86/924,806.30
  6. Step 6: Final answer
    x = 440,675.85

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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.