Home / 662,587.19-914,345.40-404,895.03

Finding the Fourth Proportional to 662,587.19, 914,345.40 and 404,895.03

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Solution

The fourth proportional to 662,587.19, 914,345.40 and 404,895.03 is: 558,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,587.19 : 914,345.40 = 404,895.03 : x
  2. Step 2: Convert to fraction form
    662,587.19/914,345.40 = 404,895.03/x
  3. Step 3: Cross multiply
    662,587.19x = 914,345.40 × 404,895.03
  4. Step 4: Simplify right side
    662,587.19x = 370,213,908,255.14
  5. Step 5: Solve for x
    x = 370,213,908,255.14/662,587.19
  6. Step 6: Final answer
    x = 558,739.91

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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.