Home / 443,190.06-611,534.78-249,587.58

Finding the Fourth Proportional to 443,190.06, 611,534.78 and 249,587.58

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Solution

The fourth proportional to 443,190.06, 611,534.78 and 249,587.58 is: 344,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,190.06 : 611,534.78 = 249,587.58 : x
  2. Step 2: Convert to fraction form
    443,190.06/611,534.78 = 249,587.58/x
  3. Step 3: Cross multiply
    443,190.06x = 611,534.78 × 249,587.58
  4. Step 4: Simplify right side
    443,190.06x = 152,631,487,807.30
  5. Step 5: Solve for x
    x = 152,631,487,807.30/443,190.06
  6. Step 6: Final answer
    x = 344,392.85

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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.