Home / 953,047.68-1,315,228.77-517,483.55

Finding the Fourth Proportional to 953,047.68, 1,315,228.77 and 517,483.55

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Solution

The fourth proportional to 953,047.68, 1,315,228.77 and 517,483.55 is: 714,139.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,047.68 : 1,315,228.77 = 517,483.55 : x
  2. Step 2: Convert to fraction form
    953,047.68/1,315,228.77 = 517,483.55/x
  3. Step 3: Cross multiply
    953,047.68x = 1,315,228.77 × 517,483.55
  4. Step 4: Simplify right side
    953,047.68x = 680,609,252,961.73
  5. Step 5: Solve for x
    x = 680,609,252,961.73/953,047.68
  6. Step 6: Final answer
    x = 714,139.77

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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.