Home / 868,048.40-1,302,072.60-532,125.20

Finding the Fourth Proportional to 868,048.40, 1,302,072.60 and 532,125.20

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Solution

The fourth proportional to 868,048.40, 1,302,072.60 and 532,125.20 is: 798,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,048.40 : 1,302,072.60 = 532,125.20 : x
  2. Step 2: Convert to fraction form
    868,048.40/1,302,072.60 = 532,125.20/x
  3. Step 3: Cross multiply
    868,048.40x = 1,302,072.60 × 532,125.20
  4. Step 4: Simplify right side
    868,048.40x = 692,865,642,689.52
  5. Step 5: Solve for x
    x = 692,865,642,689.52/868,048.40
  6. Step 6: Final answer
    x = 798,187.80

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Similar ratio
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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.