Home / 773,561.04-1,067,561.28-514,991.76

Finding the Fourth Proportional to 773,561.04, 1,067,561.28 and 514,991.76

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Solution

The fourth proportional to 773,561.04, 1,067,561.28 and 514,991.76 is: 710,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,561.04 : 1,067,561.28 = 514,991.76 : x
  2. Step 2: Convert to fraction form
    773,561.04/1,067,561.28 = 514,991.76/x
  3. Step 3: Cross multiply
    773,561.04x = 1,067,561.28 × 514,991.76
  4. Step 4: Simplify right side
    773,561.04x = 549,785,262,495.05
  5. Step 5: Solve for x
    x = 549,785,262,495.05/773,561.04
  6. Step 6: Final answer
    x = 710,719.95

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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.