Home / 649,359.12-974,035.44-176,043.72

Finding the Fourth Proportional to 649,359.12, 974,035.44 and 176,043.72

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Solution

The fourth proportional to 649,359.12, 974,035.44 and 176,043.72 is: 264,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,359.12 : 974,035.44 = 176,043.72 : x
  2. Step 2: Convert to fraction form
    649,359.12/974,035.44 = 176,043.72/x
  3. Step 3: Cross multiply
    649,359.12x = 974,035.44 × 176,043.72
  4. Step 4: Simplify right side
    649,359.12x = 171,472,822,269.44
  5. Step 5: Solve for x
    x = 171,472,822,269.44/649,359.12
  6. Step 6: Final answer
    x = 264,064.70

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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.