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Finding the Fourth Proportional to 616,117.40, 924,204.90 and 195,426.20

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Solution

The fourth proportional to 616,117.40, 924,204.90 and 195,426.20 is: 293,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,117.40 : 924,204.90 = 195,426.20 : x
  2. Step 2: Convert to fraction form
    616,117.40/924,204.90 = 195,426.20/x
  3. Step 3: Cross multiply
    616,117.40x = 924,204.90 × 195,426.20
  4. Step 4: Simplify right side
    616,117.40x = 180,613,851,628.38
  5. Step 5: Solve for x
    x = 180,613,851,628.38/616,117.40
  6. Step 6: Final answer
    x = 293,148.44

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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.