Home / 402,168.93-554,931.45-232,370.25

Finding the Fourth Proportional to 402,168.93, 554,931.45 and 232,370.25

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Solution

The fourth proportional to 402,168.93, 554,931.45 and 232,370.25 is: 320,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,168.93 : 554,931.45 = 232,370.25 : x
  2. Step 2: Convert to fraction form
    402,168.93/554,931.45 = 232,370.25/x
  3. Step 3: Cross multiply
    402,168.93x = 554,931.45 × 232,370.25
  4. Step 4: Simplify right side
    402,168.93x = 128,949,559,769.36
  5. Step 5: Solve for x
    x = 128,949,559,769.36/402,168.93
  6. Step 6: Final answer
    x = 320,635.31

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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.