Home / 632,731.98-873,142.12-346,264.14

Finding the Fourth Proportional to 632,731.98, 873,142.12 and 346,264.14

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Solution

The fourth proportional to 632,731.98, 873,142.12 and 346,264.14 is: 477,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,731.98 : 873,142.12 = 346,264.14 : x
  2. Step 2: Convert to fraction form
    632,731.98/873,142.12 = 346,264.14/x
  3. Step 3: Cross multiply
    632,731.98x = 873,142.12 × 346,264.14
  4. Step 4: Simplify right side
    632,731.98x = 302,337,805,279.58
  5. Step 5: Solve for x
    x = 302,337,805,279.58/632,731.98
  6. Step 6: Final answer
    x = 477,829.18

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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.