Home / 317,433.03-438,062.93-174,206.40

Finding the Fourth Proportional to 317,433.03, 438,062.93 and 174,206.40

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Solution

The fourth proportional to 317,433.03, 438,062.93 and 174,206.40 is: 240,407.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,433.03 : 438,062.93 = 174,206.40 : x
  2. Step 2: Convert to fraction form
    317,433.03/438,062.93 = 174,206.40/x
  3. Step 3: Cross multiply
    317,433.03x = 438,062.93 × 174,206.40
  4. Step 4: Simplify right side
    317,433.03x = 76,313,365,128.17
  5. Step 5: Solve for x
    x = 76,313,365,128.17/317,433.03
  6. Step 6: Final answer
    x = 240,407.77

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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.