Home / 879,444.80-1,319,167.20-564,516.80

Finding the Fourth Proportional to 879,444.80, 1,319,167.20 and 564,516.80

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Solution

The fourth proportional to 879,444.80, 1,319,167.20 and 564,516.80 is: 846,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,444.80 : 1,319,167.20 = 564,516.80 : x
  2. Step 2: Convert to fraction form
    879,444.80/1,319,167.20 = 564,516.80/x
  3. Step 3: Cross multiply
    879,444.80x = 1,319,167.20 × 564,516.80
  4. Step 4: Simplify right side
    879,444.80x = 744,692,046,408.96
  5. Step 5: Solve for x
    x = 744,692,046,408.96/879,444.80
  6. Step 6: Final answer
    x = 846,775.20

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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.