Home / 317,822.40-438,596.10-174,585.24

Finding the Fourth Proportional to 317,822.40, 438,596.10 and 174,585.24

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Solution

The fourth proportional to 317,822.40, 438,596.10 and 174,585.24 is: 240,928.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,822.40 : 438,596.10 = 174,585.24 : x
  2. Step 2: Convert to fraction form
    317,822.40/438,596.10 = 174,585.24/x
  3. Step 3: Cross multiply
    317,822.40x = 438,596.10 × 174,585.24
  4. Step 4: Simplify right side
    317,822.40x = 76,572,405,381.56
  5. Step 5: Solve for x
    x = 76,572,405,381.56/317,822.40
  6. Step 6: Final answer
    x = 240,928.28

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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.