Home / 755,041.23-1,041,981.57-432,812.30

Finding the Fourth Proportional to 755,041.23, 1,041,981.57 and 432,812.30

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Solution

The fourth proportional to 755,041.23, 1,041,981.57 and 432,812.30 is: 597,295.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,041.23 : 1,041,981.57 = 432,812.30 : x
  2. Step 2: Convert to fraction form
    755,041.23/1,041,981.57 = 432,812.30/x
  3. Step 3: Cross multiply
    755,041.23x = 1,041,981.57 × 432,812.30
  4. Step 4: Simplify right side
    755,041.23x = 450,982,434,659.40
  5. Step 5: Solve for x
    x = 450,982,434,659.40/755,041.23
  6. Step 6: Final answer
    x = 597,295.11

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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.