Home / 558,848.76-834,215.88-517,216.92

Finding the Fourth Proportional to 558,848.76, 834,215.88 and 517,216.92

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Solution

The fourth proportional to 558,848.76, 834,215.88 and 517,216.92 is: 772,070.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,848.76 : 834,215.88 = 517,216.92 : x
  2. Step 2: Convert to fraction form
    558,848.76/834,215.88 = 517,216.92/x
  3. Step 3: Cross multiply
    558,848.76x = 834,215.88 × 517,216.92
  4. Step 4: Simplify right side
    558,848.76x = 431,470,568,068.69
  5. Step 5: Solve for x
    x = 431,470,568,068.69/558,848.76
  6. Step 6: Final answer
    x = 772,070.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.