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Finding the Fourth Proportional to 584,934.88, 807,224.88 and 358,705.12

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Solution

The fourth proportional to 584,934.88, 807,224.88 and 358,705.12 is: 495,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,934.88 : 807,224.88 = 358,705.12 : x
  2. Step 2: Convert to fraction form
    584,934.88/807,224.88 = 358,705.12/x
  3. Step 3: Cross multiply
    584,934.88x = 807,224.88 × 358,705.12
  4. Step 4: Simplify right side
    584,934.88x = 289,555,697,447.39
  5. Step 5: Solve for x
    x = 289,555,697,447.39/584,934.88
  6. Step 6: Final answer
    x = 495,022.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.