Home / 934,710.40-1,402,065.60-580,124.80

Finding the Fourth Proportional to 934,710.40, 1,402,065.60 and 580,124.80

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Solution

The fourth proportional to 934,710.40, 1,402,065.60 and 580,124.80 is: 870,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,710.40 : 1,402,065.60 = 580,124.80 : x
  2. Step 2: Convert to fraction form
    934,710.40/1,402,065.60 = 580,124.80/x
  3. Step 3: Cross multiply
    934,710.40x = 1,402,065.60 × 580,124.80
  4. Step 4: Simplify right side
    934,710.40x = 813,373,025,786.88
  5. Step 5: Solve for x
    x = 813,373,025,786.88/934,710.40
  6. Step 6: Final answer
    x = 870,187.20

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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.