Home / 926,152.12-1,278,055.02-523,752.76

Finding the Fourth Proportional to 926,152.12, 1,278,055.02 and 523,752.76

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Solution

The fourth proportional to 926,152.12, 1,278,055.02 and 523,752.76 is: 722,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,152.12 : 1,278,055.02 = 523,752.76 : x
  2. Step 2: Convert to fraction form
    926,152.12/1,278,055.02 = 523,752.76/x
  3. Step 3: Cross multiply
    926,152.12x = 1,278,055.02 × 523,752.76
  4. Step 4: Simplify right side
    926,152.12x = 669,384,844,156.86
  5. Step 5: Solve for x
    x = 669,384,844,156.86/926,152.12
  6. Step 6: Final answer
    x = 722,759.07

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Double scale
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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.