Home / 864,168.59-1,192,374.57-496,574.70

Finding the Fourth Proportional to 864,168.59, 1,192,374.57 and 496,574.70

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Solution

The fourth proportional to 864,168.59, 1,192,374.57 and 496,574.70 is: 685,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,168.59 : 1,192,374.57 = 496,574.70 : x
  2. Step 2: Convert to fraction form
    864,168.59/1,192,374.57 = 496,574.70/x
  3. Step 3: Cross multiply
    864,168.59x = 1,192,374.57 × 496,574.70
  4. Step 4: Simplify right side
    864,168.59x = 592,103,044,385.38
  5. Step 5: Solve for x
    x = 592,103,044,385.38/864,168.59
  6. Step 6: Final answer
    x = 685,170.76

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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.