Home / 817,350.34-1,127,925.79-473,200.78

Finding the Fourth Proportional to 817,350.34, 1,127,925.79 and 473,200.78

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Solution

The fourth proportional to 817,350.34, 1,127,925.79 and 473,200.78 is: 653,006.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,350.34 : 1,127,925.79 = 473,200.78 : x
  2. Step 2: Convert to fraction form
    817,350.34/1,127,925.79 = 473,200.78/x
  3. Step 3: Cross multiply
    817,350.34x = 1,127,925.79 × 473,200.78
  4. Step 4: Simplify right side
    817,350.34x = 533,735,363,610.12
  5. Step 5: Solve for x
    x = 533,735,363,610.12/817,350.34
  6. Step 6: Final answer
    x = 653,006.84

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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.