Home / 615,945.12-924,005.14-189,516.24

Finding the Fourth Proportional to 615,945.12, 924,005.14 and 189,516.24

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Solution

The fourth proportional to 615,945.12, 924,005.14 and 189,516.24 is: 284,301.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,945.12 : 924,005.14 = 189,516.24 : x
  2. Step 2: Convert to fraction form
    615,945.12/924,005.14 = 189,516.24/x
  3. Step 3: Cross multiply
    615,945.12x = 924,005.14 × 189,516.24
  4. Step 4: Simplify right side
    615,945.12x = 175,113,979,873.47
  5. Step 5: Solve for x
    x = 175,113,979,873.47/615,945.12
  6. Step 6: Final answer
    x = 284,301.27

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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.