Home / 910,059.81-1,256,337.22-566,006.65

Finding the Fourth Proportional to 910,059.81, 1,256,337.22 and 566,006.65

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Solution

The fourth proportional to 910,059.81, 1,256,337.22 and 566,006.65 is: 781,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,059.81 : 1,256,337.22 = 566,006.65 : x
  2. Step 2: Convert to fraction form
    910,059.81/1,256,337.22 = 566,006.65/x
  3. Step 3: Cross multiply
    910,059.81x = 1,256,337.22 × 566,006.65
  4. Step 4: Simplify right side
    910,059.81x = 711,095,212,050.79
  5. Step 5: Solve for x
    x = 711,095,212,050.79/910,059.81
  6. Step 6: Final answer
    x = 781,371.95

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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.