Home / 1,539,195.90-2,308,793.85-417,264.90

Finding the Fourth Proportional to 1,539,195.90, 2,308,793.85 and 417,264.90

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Solution

The fourth proportional to 1,539,195.90, 2,308,793.85 and 417,264.90 is: 625,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,195.90 : 2,308,793.85 = 417,264.90 : x
  2. Step 2: Convert to fraction form
    1,539,195.90/2,308,793.85 = 417,264.90/x
  3. Step 3: Cross multiply
    1,539,195.90x = 2,308,793.85 × 417,264.90
  4. Step 4: Simplify right side
    1,539,195.90x = 963,378,634,940.87
  5. Step 5: Solve for x
    x = 963,378,634,940.87/1,539,195.90
  6. Step 6: Final answer
    x = 625,897.35

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Double scale
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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.