Home / 514,726.30-772,526.85-230,853.70

Finding the Fourth Proportional to 514,726.30, 772,526.85 and 230,853.70

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Solution

The fourth proportional to 514,726.30, 772,526.85 and 230,853.70 is: 346,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,726.30 : 772,526.85 = 230,853.70 : x
  2. Step 2: Convert to fraction form
    514,726.30/772,526.85 = 230,853.70/x
  3. Step 3: Cross multiply
    514,726.30x = 772,526.85 × 230,853.70
  4. Step 4: Simplify right side
    514,726.30x = 178,340,681,671.85
  5. Step 5: Solve for x
    x = 178,340,681,671.85/514,726.30
  6. Step 6: Final answer
    x = 346,476.72

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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.