Home / 619,707.20-929,541.60-176,475.20

Finding the Fourth Proportional to 619,707.20, 929,541.60 and 176,475.20

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Solution

The fourth proportional to 619,707.20, 929,541.60 and 176,475.20 is: 264,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,707.20 : 929,541.60 = 176,475.20 : x
  2. Step 2: Convert to fraction form
    619,707.20/929,541.60 = 176,475.20/x
  3. Step 3: Cross multiply
    619,707.20x = 929,541.60 × 176,475.20
  4. Step 4: Simplify right side
    619,707.20x = 164,041,039,768.32
  5. Step 5: Solve for x
    x = 164,041,039,768.32/619,707.20
  6. Step 6: Final answer
    x = 264,707.33

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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.