Home / 732,886.47-1,011,358.87-406,185.56

Finding the Fourth Proportional to 732,886.47, 1,011,358.87 and 406,185.56

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Solution

The fourth proportional to 732,886.47, 1,011,358.87 and 406,185.56 is: 560,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,886.47 : 1,011,358.87 = 406,185.56 : x
  2. Step 2: Convert to fraction form
    732,886.47/1,011,358.87 = 406,185.56/x
  3. Step 3: Cross multiply
    732,886.47x = 1,011,358.87 × 406,185.56
  4. Step 4: Simplify right side
    732,886.47x = 410,799,368,971.92
  5. Step 5: Solve for x
    x = 410,799,368,971.92/732,886.47
  6. Step 6: Final answer
    x = 560,522.52

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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.