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Finding the Fourth Proportional to 633,248.40, 948,029.40 and 614,816.40

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Solution

The fourth proportional to 633,248.40, 948,029.40 and 614,816.40 is: 920,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,248.40 : 948,029.40 = 614,816.40 : x
  2. Step 2: Convert to fraction form
    633,248.40/948,029.40 = 614,816.40/x
  3. Step 3: Cross multiply
    633,248.40x = 948,029.40 × 614,816.40
  4. Step 4: Simplify right side
    633,248.40x = 582,864,022,802.16
  5. Step 5: Solve for x
    x = 582,864,022,802.16/633,248.40
  6. Step 6: Final answer
    x = 920,435.05

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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.