Home / 925,583.74-1,277,280.02-517,686.36

Finding the Fourth Proportional to 925,583.74, 1,277,280.02 and 517,686.36

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Solution

The fourth proportional to 925,583.74, 1,277,280.02 and 517,686.36 is: 714,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,583.74 : 1,277,280.02 = 517,686.36 : x
  2. Step 2: Convert to fraction form
    925,583.74/1,277,280.02 = 517,686.36/x
  3. Step 3: Cross multiply
    925,583.74x = 1,277,280.02 × 517,686.36
  4. Step 4: Simplify right side
    925,583.74x = 661,230,444,254.53
  5. Step 5: Solve for x
    x = 661,230,444,254.53/925,583.74
  6. Step 6: Final answer
    x = 714,392.89

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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.