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Finding the Fourth Proportional to 616,176.60, 924,264.90 and 284,400.60

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Solution

The fourth proportional to 616,176.60, 924,264.90 and 284,400.60 is: 426,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,176.60 : 924,264.90 = 284,400.60 : x
  2. Step 2: Convert to fraction form
    616,176.60/924,264.90 = 284,400.60/x
  3. Step 3: Cross multiply
    616,176.60x = 924,264.90 × 284,400.60
  4. Step 4: Simplify right side
    616,176.60x = 262,861,492,118.94
  5. Step 5: Solve for x
    x = 262,861,492,118.94/616,176.60
  6. Step 6: Final answer
    x = 426,600.90

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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.