Home / 1,065,356.55-1,598,034.82-391,146.14

Finding the Fourth Proportional to 1,065,356.55, 1,598,034.82 and 391,146.14

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Solution

The fourth proportional to 1,065,356.55, 1,598,034.82 and 391,146.14 is: 586,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,356.55 : 1,598,034.82 = 391,146.14 : x
  2. Step 2: Convert to fraction form
    1,065,356.55/1,598,034.82 = 391,146.14/x
  3. Step 3: Cross multiply
    1,065,356.55x = 1,598,034.82 × 391,146.14
  4. Step 4: Simplify right side
    1,065,356.55x = 625,065,142,460.56
  5. Step 5: Solve for x
    x = 625,065,142,460.56/1,065,356.55
  6. Step 6: Final answer
    x = 586,719.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.