Home / 817,351.34-1,127,927.17-473,201.78

Finding the Fourth Proportional to 817,351.34, 1,127,927.17 and 473,201.78

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Solution

The fourth proportional to 817,351.34, 1,127,927.17 and 473,201.78 is: 653,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,351.34 : 1,127,927.17 = 473,201.78 : x
  2. Step 2: Convert to fraction form
    817,351.34/1,127,927.17 = 473,201.78/x
  3. Step 3: Cross multiply
    817,351.34x = 1,127,927.17 × 473,201.78
  4. Step 4: Simplify right side
    817,351.34x = 533,737,144,554.36
  5. Step 5: Solve for x
    x = 533,737,144,554.36/817,351.34
  6. Step 6: Final answer
    x = 653,008.22

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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.