Home / 627,934.30-941,901.45-207,108.70

Finding the Fourth Proportional to 627,934.30, 941,901.45 and 207,108.70

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Solution

The fourth proportional to 627,934.30, 941,901.45 and 207,108.70 is: 310,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,934.30 : 941,901.45 = 207,108.70 : x
  2. Step 2: Convert to fraction form
    627,934.30/941,901.45 = 207,108.70/x
  3. Step 3: Cross multiply
    627,934.30x = 941,901.45 × 207,108.70
  4. Step 4: Simplify right side
    627,934.30x = 195,075,984,837.62
  5. Step 5: Solve for x
    x = 195,075,984,837.62/627,934.30
  6. Step 6: Final answer
    x = 310,663.05

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Half scale
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Double scale
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Similar ratio
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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.