Home / 745,071.67-1,026,969.15-526,998.61

Finding the Fourth Proportional to 745,071.67, 1,026,969.15 and 526,998.61

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Solution

The fourth proportional to 745,071.67, 1,026,969.15 and 526,998.61 is: 726,388.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,071.67 : 1,026,969.15 = 526,998.61 : x
  2. Step 2: Convert to fraction form
    745,071.67/1,026,969.15 = 526,998.61/x
  3. Step 3: Cross multiply
    745,071.67x = 1,026,969.15 × 526,998.61
  4. Step 4: Simplify right side
    745,071.67x = 541,211,314,562.88
  5. Step 5: Solve for x
    x = 541,211,314,562.88/745,071.67
  6. Step 6: Final answer
    x = 726,388.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.