Home / 761,118.87-1,050,298.97-416,886.15

Finding the Fourth Proportional to 761,118.87, 1,050,298.97 and 416,886.15

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Solution

The fourth proportional to 761,118.87, 1,050,298.97 and 416,886.15 is: 575,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,118.87 : 1,050,298.97 = 416,886.15 : x
  2. Step 2: Convert to fraction form
    761,118.87/1,050,298.97 = 416,886.15/x
  3. Step 3: Cross multiply
    761,118.87x = 1,050,298.97 × 416,886.15
  4. Step 4: Simplify right side
    761,118.87x = 437,855,093,952.27
  5. Step 5: Solve for x
    x = 437,855,093,952.27/761,118.87
  6. Step 6: Final answer
    x = 575,278.20

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Double scale
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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.