Home / 910,954.04-1,257,641.33-605,444.72

Finding the Fourth Proportional to 910,954.04, 1,257,641.33 and 605,444.72

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Solution

The fourth proportional to 910,954.04, 1,257,641.33 and 605,444.72 is: 835,862.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,954.04 : 1,257,641.33 = 605,444.72 : x
  2. Step 2: Convert to fraction form
    910,954.04/1,257,641.33 = 605,444.72/x
  3. Step 3: Cross multiply
    910,954.04x = 1,257,641.33 × 605,444.72
  4. Step 4: Simplify right side
    910,954.04x = 761,432,293,586.85
  5. Step 5: Solve for x
    x = 761,432,293,586.85/910,954.04
  6. Step 6: Final answer
    x = 835,862.47

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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.