Home / 754,891.80-1,041,632.10-432,539.88

Finding the Fourth Proportional to 754,891.80, 1,041,632.10 and 432,539.88

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Solution

The fourth proportional to 754,891.80, 1,041,632.10 and 432,539.88 is: 596,837.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,891.80 : 1,041,632.10 = 432,539.88 : x
  2. Step 2: Convert to fraction form
    754,891.80/1,041,632.10 = 432,539.88/x
  3. Step 3: Cross multiply
    754,891.80x = 1,041,632.10 × 432,539.88
  4. Step 4: Simplify right side
    754,891.80x = 450,547,423,538.15
  5. Step 5: Solve for x
    x = 450,547,423,538.15/754,891.80
  6. Step 6: Final answer
    x = 596,837.09

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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.