Home / 877,360.20-1,210,760.94-474,952.20

Finding the Fourth Proportional to 877,360.20, 1,210,760.94 and 474,952.20

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Solution

The fourth proportional to 877,360.20, 1,210,760.94 and 474,952.20 is: 655,436.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,360.20 : 1,210,760.94 = 474,952.20 : x
  2. Step 2: Convert to fraction form
    877,360.20/1,210,760.94 = 474,952.20/x
  3. Step 3: Cross multiply
    877,360.20x = 1,210,760.94 × 474,952.20
  4. Step 4: Simplify right side
    877,360.20x = 575,053,572,127.07
  5. Step 5: Solve for x
    x = 575,053,572,127.07/877,360.20
  6. Step 6: Final answer
    x = 655,436.13

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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.