Home / 817,332.01-1,127,923.80-454,771.15

Finding the Fourth Proportional to 817,332.01, 1,127,923.80 and 454,771.15

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Solution

The fourth proportional to 817,332.01, 1,127,923.80 and 454,771.15 is: 627,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,332.01 : 1,127,923.80 = 454,771.15 : x
  2. Step 2: Convert to fraction form
    817,332.01/1,127,923.80 = 454,771.15/x
  3. Step 3: Cross multiply
    817,332.01x = 1,127,923.80 × 454,771.15
  4. Step 4: Simplify right side
    817,332.01x = 512,947,203,638.37
  5. Step 5: Solve for x
    x = 512,947,203,638.37/817,332.01
  6. Step 6: Final answer
    x = 627,587.32

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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.