Home / 1,144,001.72-1,716,454.56-434,218.16

Finding the Fourth Proportional to 1,144,001.72, 1,716,454.56 and 434,218.16

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Solution

The fourth proportional to 1,144,001.72, 1,716,454.56 and 434,218.16 is: 651,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,001.72 : 1,716,454.56 = 434,218.16 : x
  2. Step 2: Convert to fraction form
    1,144,001.72/1,716,454.56 = 434,218.16/x
  3. Step 3: Cross multiply
    1,144,001.72x = 1,716,454.56 × 434,218.16
  4. Step 4: Simplify right side
    1,144,001.72x = 745,315,740,766.81
  5. Step 5: Solve for x
    x = 745,315,740,766.81/1,144,001.72
  6. Step 6: Final answer
    x = 651,498.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.