Home / 817,047.92-1,127,526.08-459,351.92

Finding the Fourth Proportional to 817,047.92, 1,127,526.08 and 459,351.92

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Solution

The fourth proportional to 817,047.92, 1,127,526.08 and 459,351.92 is: 633,905.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,047.92 : 1,127,526.08 = 459,351.92 : x
  2. Step 2: Convert to fraction form
    817,047.92/1,127,526.08 = 459,351.92/x
  3. Step 3: Cross multiply
    817,047.92x = 1,127,526.08 × 459,351.92
  4. Step 4: Simplify right side
    817,047.92x = 517,931,269,698.07
  5. Step 5: Solve for x
    x = 517,931,269,698.07/817,047.92
  6. Step 6: Final answer
    x = 633,905.62

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Double scale
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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.