Home / 763,585.61-1,053,719.27-424,075.73

Finding the Fourth Proportional to 763,585.61, 1,053,719.27 and 424,075.73

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Solution

The fourth proportional to 763,585.61, 1,053,719.27 and 424,075.73 is: 585,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,585.61 : 1,053,719.27 = 424,075.73 : x
  2. Step 2: Convert to fraction form
    763,585.61/1,053,719.27 = 424,075.73/x
  3. Step 3: Cross multiply
    763,585.61x = 1,053,719.27 × 424,075.73
  4. Step 4: Simplify right side
    763,585.61x = 446,856,772,334.81
  5. Step 5: Solve for x
    x = 446,856,772,334.81/763,585.61
  6. Step 6: Final answer
    x = 585,208.48

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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.