Home / 912,240.19-1,258,682.67-544,645.93

Finding the Fourth Proportional to 912,240.19, 1,258,682.67 and 544,645.93

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Solution

The fourth proportional to 912,240.19, 1,258,682.67 and 544,645.93 is: 751,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,240.19 : 1,258,682.67 = 544,645.93 : x
  2. Step 2: Convert to fraction form
    912,240.19/1,258,682.67 = 544,645.93/x
  3. Step 3: Cross multiply
    912,240.19x = 1,258,682.67 × 544,645.93
  4. Step 4: Simplify right side
    912,240.19x = 685,536,392,590.36
  5. Step 5: Solve for x
    x = 685,536,392,590.36/912,240.19
  6. Step 6: Final answer
    x = 751,486.72

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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.