Home / 781,102.10-1,168,931.55-465,785.30

Finding the Fourth Proportional to 781,102.10, 1,168,931.55 and 465,785.30

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Solution

The fourth proportional to 781,102.10, 1,168,931.55 and 465,785.30 is: 697,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,102.10 : 1,168,931.55 = 465,785.30 : x
  2. Step 2: Convert to fraction form
    781,102.10/1,168,931.55 = 465,785.30/x
  3. Step 3: Cross multiply
    781,102.10x = 1,168,931.55 × 465,785.30
  4. Step 4: Simplify right side
    781,102.10x = 544,471,132,696.22
  5. Step 5: Solve for x
    x = 544,471,132,696.22/781,102.10
  6. Step 6: Final answer
    x = 697,055.01

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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.