Home / 683,271.59-943,030.16-396,957.75

Finding the Fourth Proportional to 683,271.59, 943,030.16 and 396,957.75

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Solution

The fourth proportional to 683,271.59, 943,030.16 and 396,957.75 is: 547,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,271.59 : 943,030.16 = 396,957.75 : x
  2. Step 2: Convert to fraction form
    683,271.59/943,030.16 = 396,957.75/x
  3. Step 3: Cross multiply
    683,271.59x = 943,030.16 × 396,957.75
  4. Step 4: Simplify right side
    683,271.59x = 374,343,128,510.95
  5. Step 5: Solve for x
    x = 374,343,128,510.95/683,271.59
  6. Step 6: Final answer
    x = 547,868.72

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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.