Home / 908,083.07-1,253,154.63-526,331.28

Finding the Fourth Proportional to 908,083.07, 1,253,154.63 and 526,331.28

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Solution

The fourth proportional to 908,083.07, 1,253,154.63 and 526,331.28 is: 726,337.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,083.07 : 1,253,154.63 = 526,331.28 : x
  2. Step 2: Convert to fraction form
    908,083.07/1,253,154.63 = 526,331.28/x
  3. Step 3: Cross multiply
    908,083.07x = 1,253,154.63 × 526,331.28
  4. Step 4: Simplify right side
    908,083.07x = 659,574,477,814.17
  5. Step 5: Solve for x
    x = 659,574,477,814.17/908,083.07
  6. Step 6: Final answer
    x = 726,337.16

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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.