Home / 840,892.04-1,160,278.23-496,784.00

Finding the Fourth Proportional to 840,892.04, 1,160,278.23 and 496,784.00

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Solution

The fourth proportional to 840,892.04, 1,160,278.23 and 496,784.00 is: 685,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,892.04 : 1,160,278.23 = 496,784.00 : x
  2. Step 2: Convert to fraction form
    840,892.04/1,160,278.23 = 496,784.00/x
  3. Step 3: Cross multiply
    840,892.04x = 1,160,278.23 × 496,784.00
  4. Step 4: Simplify right side
    840,892.04x = 576,407,652,547.99
  5. Step 5: Solve for x
    x = 576,407,652,547.99/840,892.04
  6. Step 6: Final answer
    x = 685,471.65

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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.