Home / 688,574.16-1,033,027.29-239,229.63

Finding the Fourth Proportional to 688,574.16, 1,033,027.29 and 239,229.63

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Solution

The fourth proportional to 688,574.16, 1,033,027.29 and 239,229.63 is: 358,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,574.16 : 1,033,027.29 = 239,229.63 : x
  2. Step 2: Convert to fraction form
    688,574.16/1,033,027.29 = 239,229.63/x
  3. Step 3: Cross multiply
    688,574.16x = 1,033,027.29 × 239,229.63
  4. Step 4: Simplify right side
    688,574.16x = 247,130,736,366.60
  5. Step 5: Solve for x
    x = 247,130,736,366.60/688,574.16
  6. Step 6: Final answer
    x = 358,902.14

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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.