Home / 924,335.20-1,386,502.80-619,904.80

Finding the Fourth Proportional to 924,335.20, 1,386,502.80 and 619,904.80

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Solution

The fourth proportional to 924,335.20, 1,386,502.80 and 619,904.80 is: 929,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,335.20 : 1,386,502.80 = 619,904.80 : x
  2. Step 2: Convert to fraction form
    924,335.20/1,386,502.80 = 619,904.80/x
  3. Step 3: Cross multiply
    924,335.20x = 1,386,502.80 × 619,904.80
  4. Step 4: Simplify right side
    924,335.20x = 859,499,740,933.44
  5. Step 5: Solve for x
    x = 859,499,740,933.44/924,335.20
  6. Step 6: Final answer
    x = 929,857.20

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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.