Home / 889,154.58-1,332,657.74-433,062.20

Finding the Fourth Proportional to 889,154.58, 1,332,657.74 and 433,062.20

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Solution

The fourth proportional to 889,154.58, 1,332,657.74 and 433,062.20 is: 649,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,154.58 : 1,332,657.74 = 433,062.20 : x
  2. Step 2: Convert to fraction form
    889,154.58/1,332,657.74 = 433,062.20/x
  3. Step 3: Cross multiply
    889,154.58x = 1,332,657.74 × 433,062.20
  4. Step 4: Simplify right side
    889,154.58x = 577,123,692,731.43
  5. Step 5: Solve for x
    x = 577,123,692,731.43/889,154.58
  6. Step 6: Final answer
    x = 649,070.15

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Double scale
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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.