Home / 908,054.13-1,253,114.64-526,302.35

Finding the Fourth Proportional to 908,054.13, 1,253,114.64 and 526,302.35

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Solution

The fourth proportional to 908,054.13, 1,253,114.64 and 526,302.35 is: 726,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,054.13 : 1,253,114.64 = 526,302.35 : x
  2. Step 2: Convert to fraction form
    908,054.13/1,253,114.64 = 526,302.35/x
  3. Step 3: Cross multiply
    908,054.13x = 1,253,114.64 × 526,302.35
  4. Step 4: Simplify right side
    908,054.13x = 659,517,173,585.83
  5. Step 5: Solve for x
    x = 659,517,173,585.83/908,054.13
  6. Step 6: Final answer
    x = 726,297.20

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Double scale
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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.