Home / 584,962.40-878,099.70-452,430.20

Finding the Fourth Proportional to 584,962.40, 878,099.70 and 452,430.20

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Solution

The fourth proportional to 584,962.40, 878,099.70 and 452,430.20 is: 679,152.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,962.40 : 878,099.70 = 452,430.20 : x
  2. Step 2: Convert to fraction form
    584,962.40/878,099.70 = 452,430.20/x
  3. Step 3: Cross multiply
    584,962.40x = 878,099.70 × 452,430.20
  4. Step 4: Simplify right side
    584,962.40x = 397,278,822,890.94
  5. Step 5: Solve for x
    x = 397,278,822,890.94/584,962.40
  6. Step 6: Final answer
    x = 679,152.75

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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.