Home / 817,010.70-1,127,690.55-575,365.02

Finding the Fourth Proportional to 817,010.70, 1,127,690.55 and 575,365.02

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Solution

The fourth proportional to 817,010.70, 1,127,690.55 and 575,365.02 is: 794,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,010.70 : 1,127,690.55 = 575,365.02 : x
  2. Step 2: Convert to fraction form
    817,010.70/1,127,690.55 = 575,365.02/x
  3. Step 3: Cross multiply
    817,010.70x = 1,127,690.55 × 575,365.02
  4. Step 4: Simplify right side
    817,010.70x = 648,833,695,854.56
  5. Step 5: Solve for x
    x = 648,833,695,854.56/817,010.70
  6. Step 6: Final answer
    x = 794,155.69

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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.