Home / 774,259.40-1,161,389.10-614,827.10

Finding the Fourth Proportional to 774,259.40, 1,161,389.10 and 614,827.10

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Solution

The fourth proportional to 774,259.40, 1,161,389.10 and 614,827.10 is: 922,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,259.40 : 1,161,389.10 = 614,827.10 : x
  2. Step 2: Convert to fraction form
    774,259.40/1,161,389.10 = 614,827.10/x
  3. Step 3: Cross multiply
    774,259.40x = 1,161,389.10 × 614,827.10
  4. Step 4: Simplify right side
    774,259.40x = 714,053,492,324.61
  5. Step 5: Solve for x
    x = 714,053,492,324.61/774,259.40
  6. Step 6: Final answer
    x = 922,240.65

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Double scale
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Similar ratio
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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.