Home / 1,012,290.16-1,396,905.60-559,552

Finding the Fourth Proportional to 1,012,290.16, 1,396,905.60 and 559,552

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Solution

The fourth proportional to 1,012,290.16, 1,396,905.60 and 559,552 is: 772,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,290.16 : 1,396,905.60 = 559,552 : x
  2. Step 2: Convert to fraction form
    1,012,290.16/1,396,905.60 = 559,552/x
  3. Step 3: Cross multiply
    1,012,290.16x = 1,396,905.60 × 559,552
  4. Step 4: Simplify right side
    1,012,290.16x = 781,641,322,291.20
  5. Step 5: Solve for x
    x = 781,641,322,291.20/1,012,290.16
  6. Step 6: Final answer
    x = 772,151.46

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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.