Home / 924,810.50-1,387,215.76-259,962.50

Finding the Fourth Proportional to 924,810.50, 1,387,215.76 and 259,962.50

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Solution

The fourth proportional to 924,810.50, 1,387,215.76 and 259,962.50 is: 389,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,810.50 : 1,387,215.76 = 259,962.50 : x
  2. Step 2: Convert to fraction form
    924,810.50/1,387,215.76 = 259,962.50/x
  3. Step 3: Cross multiply
    924,810.50x = 1,387,215.76 × 259,962.50
  4. Step 4: Simplify right side
    924,810.50x = 360,624,077,009
  5. Step 5: Solve for x
    x = 360,624,077,009/924,810.50
  6. Step 6: Final answer
    x = 389,943.75

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Similar ratio
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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.