Home / 615,942.12-924,000.64-189,513.24

Finding the Fourth Proportional to 615,942.12, 924,000.64 and 189,513.24

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Solution

The fourth proportional to 615,942.12, 924,000.64 and 189,513.24 is: 284,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,942.12 : 924,000.64 = 189,513.24 : x
  2. Step 2: Convert to fraction form
    615,942.12/924,000.64 = 189,513.24/x
  3. Step 3: Cross multiply
    615,942.12x = 924,000.64 × 189,513.24
  4. Step 4: Simplify right side
    615,942.12x = 175,110,355,048.47
  5. Step 5: Solve for x
    x = 175,110,355,048.47/615,942.12
  6. Step 6: Final answer
    x = 284,296.77

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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.