Home / 926,294.60-1,278,259.02-512,849.76

Finding the Fourth Proportional to 926,294.60, 1,278,259.02 and 512,849.76

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Solution

The fourth proportional to 926,294.60, 1,278,259.02 and 512,849.76 is: 707,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,294.60 : 1,278,259.02 = 512,849.76 : x
  2. Step 2: Convert to fraction form
    926,294.60/1,278,259.02 = 512,849.76/x
  3. Step 3: Cross multiply
    926,294.60x = 1,278,259.02 × 512,849.76
  4. Step 4: Simplify right side
    926,294.60x = 655,554,831,624.84
  5. Step 5: Solve for x
    x = 655,554,831,624.84/926,294.60
  6. Step 6: Final answer
    x = 707,717.43

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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.