Home / 619,314.38-928,973.02-170,041.40

Finding the Fourth Proportional to 619,314.38, 928,973.02 and 170,041.40

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Solution

The fourth proportional to 619,314.38, 928,973.02 and 170,041.40 is: 255,062.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,314.38 : 928,973.02 = 170,041.40 : x
  2. Step 2: Convert to fraction form
    619,314.38/928,973.02 = 170,041.40/x
  3. Step 3: Cross multiply
    619,314.38x = 928,973.02 × 170,041.40
  4. Step 4: Simplify right side
    619,314.38x = 157,963,872,883.03
  5. Step 5: Solve for x
    x = 157,963,872,883.03/619,314.38
  6. Step 6: Final answer
    x = 255,062.50

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Double scale
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Similar ratio
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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.