Home / 1,016,500.32-1,402,841.52-580,981.76

Finding the Fourth Proportional to 1,016,500.32, 1,402,841.52 and 580,981.76

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Solution

The fourth proportional to 1,016,500.32, 1,402,841.52 and 580,981.76 is: 801,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,500.32 : 1,402,841.52 = 580,981.76 : x
  2. Step 2: Convert to fraction form
    1,016,500.32/1,402,841.52 = 580,981.76/x
  3. Step 3: Cross multiply
    1,016,500.32x = 1,402,841.52 × 580,981.76
  4. Step 4: Simplify right side
    1,016,500.32x = 815,025,335,290.68
  5. Step 5: Solve for x
    x = 815,025,335,290.68/1,016,500.32
  6. Step 6: Final answer
    x = 801,795.45

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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.