Home / 745,992.24-1,029,440.40-406,463.04

Finding the Fourth Proportional to 745,992.24, 1,029,440.40 and 406,463.04

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Solution

The fourth proportional to 745,992.24, 1,029,440.40 and 406,463.04 is: 560,903.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,992.24 : 1,029,440.40 = 406,463.04 : x
  2. Step 2: Convert to fraction form
    745,992.24/1,029,440.40 = 406,463.04/x
  3. Step 3: Cross multiply
    745,992.24x = 1,029,440.40 × 406,463.04
  4. Step 4: Simplify right side
    745,992.24x = 418,429,474,482.82
  5. Step 5: Solve for x
    x = 418,429,474,482.82/745,992.24
  6. Step 6: Final answer
    x = 560,903.25

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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.