Home / 926,794.40-1,279,084.02-564,430.64

Finding the Fourth Proportional to 926,794.40, 1,279,084.02 and 564,430.64

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Solution

The fourth proportional to 926,794.40, 1,279,084.02 and 564,430.64 is: 778,979.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,794.40 : 1,279,084.02 = 564,430.64 : x
  2. Step 2: Convert to fraction form
    926,794.40/1,279,084.02 = 564,430.64/x
  3. Step 3: Cross multiply
    926,794.40x = 1,279,084.02 × 564,430.64
  4. Step 4: Simplify right side
    926,794.40x = 721,954,212,022.37
  5. Step 5: Solve for x
    x = 721,954,212,022.37/926,794.40
  6. Step 6: Final answer
    x = 778,979.90

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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.