Home / 891,557.93-1,337,332.28-217,642.79

Finding the Fourth Proportional to 891,557.93, 1,337,332.28 and 217,642.79

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Solution

The fourth proportional to 891,557.93, 1,337,332.28 and 217,642.79 is: 326,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,557.93 : 1,337,332.28 = 217,642.79 : x
  2. Step 2: Convert to fraction form
    891,557.93/1,337,332.28 = 217,642.79/x
  3. Step 3: Cross multiply
    891,557.93x = 1,337,332.28 × 217,642.79
  4. Step 4: Simplify right side
    891,557.93x = 291,060,728,576.26
  5. Step 5: Solve for x
    x = 291,060,728,576.26/891,557.93
  6. Step 6: Final answer
    x = 326,463.06

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Double scale
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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.