Home / 916,392.71-1,374,036.64-410,862.26

Finding the Fourth Proportional to 916,392.71, 1,374,036.64 and 410,862.26

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Solution

The fourth proportional to 916,392.71, 1,374,036.64 and 410,862.26 is: 616,045.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,392.71 : 1,374,036.64 = 410,862.26 : x
  2. Step 2: Convert to fraction form
    916,392.71/1,374,036.64 = 410,862.26/x
  3. Step 3: Cross multiply
    916,392.71x = 1,374,036.64 × 410,862.26
  4. Step 4: Simplify right side
    916,392.71x = 564,539,799,233.21
  5. Step 5: Solve for x
    x = 564,539,799,233.21/916,392.71
  6. Step 6: Final answer
    x = 616,045.71

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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.