Home / 626,947.32-865,452.18-423,274.14

Finding the Fourth Proportional to 626,947.32, 865,452.18 and 423,274.14

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Solution

The fourth proportional to 626,947.32, 865,452.18 and 423,274.14 is: 584,297.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,947.32 : 865,452.18 = 423,274.14 : x
  2. Step 2: Convert to fraction form
    626,947.32/865,452.18 = 423,274.14/x
  3. Step 3: Cross multiply
    626,947.32x = 865,452.18 × 423,274.14
  4. Step 4: Simplify right side
    626,947.32x = 366,323,527,200.63
  5. Step 5: Solve for x
    x = 366,323,527,200.63/626,947.32
  6. Step 6: Final answer
    x = 584,297.14

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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.