Home / 1,113,340.60-1,670,010.90-514,124.47

Finding the Fourth Proportional to 1,113,340.60, 1,670,010.90 and 514,124.47

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Solution

The fourth proportional to 1,113,340.60, 1,670,010.90 and 514,124.47 is: 771,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,340.60 : 1,670,010.90 = 514,124.47 : x
  2. Step 2: Convert to fraction form
    1,113,340.60/1,670,010.90 = 514,124.47/x
  3. Step 3: Cross multiply
    1,113,340.60x = 1,670,010.90 × 514,124.47
  4. Step 4: Simplify right side
    1,113,340.60x = 858,593,468,856.72
  5. Step 5: Solve for x
    x = 858,593,468,856.72/1,113,340.60
  6. Step 6: Final answer
    x = 771,186.71

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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.