Home / 765,541.81-1,148,478.81-233,049.07

Finding the Fourth Proportional to 765,541.81, 1,148,478.81 and 233,049.07

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Solution

The fourth proportional to 765,541.81, 1,148,478.81 and 233,049.07 is: 349,624.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,541.81 : 1,148,478.81 = 233,049.07 : x
  2. Step 2: Convert to fraction form
    765,541.81/1,148,478.81 = 233,049.07/x
  3. Step 3: Cross multiply
    765,541.81x = 1,148,478.81 × 233,049.07
  4. Step 4: Simplify right side
    765,541.81x = 267,651,918,585.21
  5. Step 5: Solve for x
    x = 267,651,918,585.21/765,541.81
  6. Step 6: Final answer
    x = 349,624.17

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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.