Home / 437,943.24-656,623.12-157,424.04

Finding the Fourth Proportional to 437,943.24, 656,623.12 and 157,424.04

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Solution

The fourth proportional to 437,943.24, 656,623.12 and 157,424.04 is: 236,031.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,943.24 : 656,623.12 = 157,424.04 : x
  2. Step 2: Convert to fraction form
    437,943.24/656,623.12 = 157,424.04/x
  3. Step 3: Cross multiply
    437,943.24x = 656,623.12 × 157,424.04
  4. Step 4: Simplify right side
    437,943.24x = 103,368,264,307.81
  5. Step 5: Solve for x
    x = 103,368,264,307.81/437,943.24
  6. Step 6: Final answer
    x = 236,031.19

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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.