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Finding the Fourth Proportional to 616,627.20, 924,326.40 and 283,622.40

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Solution

The fourth proportional to 616,627.20, 924,326.40 and 283,622.40 is: 425,151.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,627.20 : 924,326.40 = 283,622.40 : x
  2. Step 2: Convert to fraction form
    616,627.20/924,326.40 = 283,622.40/x
  3. Step 3: Cross multiply
    616,627.20x = 924,326.40 × 283,622.40
  4. Step 4: Simplify right side
    616,627.20x = 262,159,671,951.36
  5. Step 5: Solve for x
    x = 262,159,671,951.36/616,627.20
  6. Step 6: Final answer
    x = 425,151.00

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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.