Home / 817,686.30-1,225,363.05-602,777.10

Finding the Fourth Proportional to 817,686.30, 1,225,363.05 and 602,777.10

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Solution

The fourth proportional to 817,686.30, 1,225,363.05 and 602,777.10 is: 903,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,686.30 : 1,225,363.05 = 602,777.10 : x
  2. Step 2: Convert to fraction form
    817,686.30/1,225,363.05 = 602,777.10/x
  3. Step 3: Cross multiply
    817,686.30x = 1,225,363.05 × 602,777.10
  4. Step 4: Simplify right side
    817,686.30x = 738,620,785,726.16
  5. Step 5: Solve for x
    x = 738,620,785,726.16/817,686.30
  6. Step 6: Final answer
    x = 903,305.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.