Home / 927,552.48-1,280,059.14-519,657.68

Finding the Fourth Proportional to 927,552.48, 1,280,059.14 and 519,657.68

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Solution

The fourth proportional to 927,552.48, 1,280,059.14 and 519,657.68 is: 717,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,552.48 : 1,280,059.14 = 519,657.68 : x
  2. Step 2: Convert to fraction form
    927,552.48/1,280,059.14 = 519,657.68/x
  3. Step 3: Cross multiply
    927,552.48x = 1,280,059.14 × 519,657.68
  4. Step 4: Simplify right side
    927,552.48x = 665,192,556,554.90
  5. Step 5: Solve for x
    x = 665,192,556,554.90/927,552.48
  6. Step 6: Final answer
    x = 717,148.16

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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.