Home / 912,853.92-1,259,432.46-525,661.02

Finding the Fourth Proportional to 912,853.92, 1,259,432.46 and 525,661.02

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Solution

The fourth proportional to 912,853.92, 1,259,432.46 and 525,661.02 is: 725,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,853.92 : 1,259,432.46 = 525,661.02 : x
  2. Step 2: Convert to fraction form
    912,853.92/1,259,432.46 = 525,661.02/x
  3. Step 3: Cross multiply
    912,853.92x = 1,259,432.46 × 525,661.02
  4. Step 4: Simplify right side
    912,853.92x = 662,034,551,544.71
  5. Step 5: Solve for x
    x = 662,034,551,544.71/912,853.92
  6. Step 6: Final answer
    x = 725,236.03

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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.