Home / 1,018,181.28-1,527,275.60-344,268.16

Finding the Fourth Proportional to 1,018,181.28, 1,527,275.60 and 344,268.16

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Solution

The fourth proportional to 1,018,181.28, 1,527,275.60 and 344,268.16 is: 516,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,181.28 : 1,527,275.60 = 344,268.16 : x
  2. Step 2: Convert to fraction form
    1,018,181.28/1,527,275.60 = 344,268.16/x
  3. Step 3: Cross multiply
    1,018,181.28x = 1,527,275.60 × 344,268.16
  4. Step 4: Simplify right side
    1,018,181.28x = 525,792,360,624.90
  5. Step 5: Solve for x
    x = 525,792,360,624.90/1,018,181.28
  6. Step 6: Final answer
    x = 516,403.48

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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.