Home / 684,240.50-944,281.05-382,434.50

Finding the Fourth Proportional to 684,240.50, 944,281.05 and 382,434.50

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Solution

The fourth proportional to 684,240.50, 944,281.05 and 382,434.50 is: 527,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,240.50 : 944,281.05 = 382,434.50 : x
  2. Step 2: Convert to fraction form
    684,240.50/944,281.05 = 382,434.50/x
  3. Step 3: Cross multiply
    684,240.50x = 944,281.05 × 382,434.50
  4. Step 4: Simplify right side
    684,240.50x = 361,125,651,216.23
  5. Step 5: Solve for x
    x = 361,125,651,216.23/684,240.50
  6. Step 6: Final answer
    x = 527,775.91

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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.