Home / 439,075.62-605,916.47-248,084.91

Finding the Fourth Proportional to 439,075.62, 605,916.47 and 248,084.91

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Solution

The fourth proportional to 439,075.62, 605,916.47 and 248,084.91 is: 342,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,075.62 : 605,916.47 = 248,084.91 : x
  2. Step 2: Convert to fraction form
    439,075.62/605,916.47 = 248,084.91/x
  3. Step 3: Cross multiply
    439,075.62x = 605,916.47 × 248,084.91
  4. Step 4: Simplify right side
    439,075.62x = 150,318,733,547.68
  5. Step 5: Solve for x
    x = 150,318,733,547.68/439,075.62
  6. Step 6: Final answer
    x = 342,352.72

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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.