Home / 798,421.52-1,101,824.32-435,853.36

Finding the Fourth Proportional to 798,421.52, 1,101,824.32 and 435,853.36

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Solution

The fourth proportional to 798,421.52, 1,101,824.32 and 435,853.36 is: 601,479.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,421.52 : 1,101,824.32 = 435,853.36 : x
  2. Step 2: Convert to fraction form
    798,421.52/1,101,824.32 = 435,853.36/x
  3. Step 3: Cross multiply
    798,421.52x = 1,101,824.32 × 435,853.36
  4. Step 4: Simplify right side
    798,421.52x = 480,233,832,001.72
  5. Step 5: Solve for x
    x = 480,233,832,001.72/798,421.52
  6. Step 6: Final answer
    x = 601,479.07

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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.