Home / 584,478.90-876,727.02-163,728.18

Finding the Fourth Proportional to 584,478.90, 876,727.02 and 163,728.18

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Solution

The fourth proportional to 584,478.90, 876,727.02 and 163,728.18 is: 245,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,478.90 : 876,727.02 = 163,728.18 : x
  2. Step 2: Convert to fraction form
    584,478.90/876,727.02 = 163,728.18/x
  3. Step 3: Cross multiply
    584,478.90x = 876,727.02 × 163,728.18
  4. Step 4: Simplify right side
    584,478.90x = 143,544,919,341.42
  5. Step 5: Solve for x
    x = 143,544,919,341.42/584,478.90
  6. Step 6: Final answer
    x = 245,594.70

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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.