Home / 924,896.40-1,387,344.60-260,048.40

Finding the Fourth Proportional to 924,896.40, 1,387,344.60 and 260,048.40

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Solution

The fourth proportional to 924,896.40, 1,387,344.60 and 260,048.40 is: 390,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,896.40 : 1,387,344.60 = 260,048.40 : x
  2. Step 2: Convert to fraction form
    924,896.40/1,387,344.60 = 260,048.40/x
  3. Step 3: Cross multiply
    924,896.40x = 1,387,344.60 × 260,048.40
  4. Step 4: Simplify right side
    924,896.40x = 360,776,743,478.64
  5. Step 5: Solve for x
    x = 360,776,743,478.64/924,896.40
  6. Step 6: Final answer
    x = 390,072.60

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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.