Home / 1,251,203.05-1,726,641.95-707,320.76

Finding the Fourth Proportional to 1,251,203.05, 1,726,641.95 and 707,320.76

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Solution

The fourth proportional to 1,251,203.05, 1,726,641.95 and 707,320.76 is: 976,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,203.05 : 1,726,641.95 = 707,320.76 : x
  2. Step 2: Convert to fraction form
    1,251,203.05/1,726,641.95 = 707,320.76/x
  3. Step 3: Cross multiply
    1,251,203.05x = 1,726,641.95 × 707,320.76
  4. Step 4: Simplify right side
    1,251,203.05x = 1,221,289,697,101.88
  5. Step 5: Solve for x
    x = 1,221,289,697,101.88/1,251,203.05
  6. Step 6: Final answer
    x = 976,092.33

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Double scale
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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.