Home / 554,913.28-832,350.48-155,550.88

Finding the Fourth Proportional to 554,913.28, 832,350.48 and 155,550.88

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Solution

The fourth proportional to 554,913.28, 832,350.48 and 155,550.88 is: 233,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,913.28 : 832,350.48 = 155,550.88 : x
  2. Step 2: Convert to fraction form
    554,913.28/832,350.48 = 155,550.88/x
  3. Step 3: Cross multiply
    554,913.28x = 832,350.48 × 155,550.88
  4. Step 4: Simplify right side
    554,913.28x = 129,472,849,632.42
  5. Step 5: Solve for x
    x = 129,472,849,632.42/554,913.28
  6. Step 6: Final answer
    x = 233,320.87

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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.