Home / 317,441.02-438,081.24-174,206.19

Finding the Fourth Proportional to 317,441.02, 438,081.24 and 174,206.19

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Solution

The fourth proportional to 317,441.02, 438,081.24 and 174,206.19 is: 240,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,441.02 : 438,081.24 = 174,206.19 : x
  2. Step 2: Convert to fraction form
    317,441.02/438,081.24 = 174,206.19/x
  3. Step 3: Cross multiply
    317,441.02x = 438,081.24 × 174,206.19
  4. Step 4: Simplify right side
    317,441.02x = 76,316,463,730.88
  5. Step 5: Solve for x
    x = 76,316,463,730.88/317,441.02
  6. Step 6: Final answer
    x = 240,411.47

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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.