Home / 1,146,816.38-1,720,248.27-417,314.59

Finding the Fourth Proportional to 1,146,816.38, 1,720,248.27 and 417,314.59

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Solution

The fourth proportional to 1,146,816.38, 1,720,248.27 and 417,314.59 is: 625,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,816.38 : 1,720,248.27 = 417,314.59 : x
  2. Step 2: Convert to fraction form
    1,146,816.38/1,720,248.27 = 417,314.59/x
  3. Step 3: Cross multiply
    1,146,816.38x = 1,720,248.27 × 417,314.59
  4. Step 4: Simplify right side
    1,146,816.38x = 717,884,695,627.71
  5. Step 5: Solve for x
    x = 717,884,695,627.71/1,146,816.38
  6. Step 6: Final answer
    x = 625,980.50

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Double scale
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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.