Home / 887,261.40-1,330,892.10-532,675.80

Finding the Fourth Proportional to 887,261.40, 1,330,892.10 and 532,675.80

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Solution

The fourth proportional to 887,261.40, 1,330,892.10 and 532,675.80 is: 799,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,261.40 : 1,330,892.10 = 532,675.80 : x
  2. Step 2: Convert to fraction form
    887,261.40/1,330,892.10 = 532,675.80/x
  3. Step 3: Cross multiply
    887,261.40x = 1,330,892.10 × 532,675.80
  4. Step 4: Simplify right side
    887,261.40x = 708,934,014,081.18
  5. Step 5: Solve for x
    x = 708,934,014,081.18/887,261.40
  6. Step 6: Final answer
    x = 799,013.70

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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.