Home / 924,172.80-1,386,259.20-524,659.20

Finding the Fourth Proportional to 924,172.80, 1,386,259.20 and 524,659.20

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Solution

The fourth proportional to 924,172.80, 1,386,259.20 and 524,659.20 is: 786,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,172.80 : 1,386,259.20 = 524,659.20 : x
  2. Step 2: Convert to fraction form
    924,172.80/1,386,259.20 = 524,659.20/x
  3. Step 3: Cross multiply
    924,172.80x = 1,386,259.20 × 524,659.20
  4. Step 4: Simplify right side
    924,172.80x = 727,313,642,864.64
  5. Step 5: Solve for x
    x = 727,313,642,864.64/924,172.80
  6. Step 6: Final answer
    x = 786,988.80

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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.