Home / 631,445.40-947,541.78-232,366.41

Finding the Fourth Proportional to 631,445.40, 947,541.78 and 232,366.41

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Solution

The fourth proportional to 631,445.40, 947,541.78 and 232,366.41 is: 348,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,445.40 : 947,541.78 = 232,366.41 : x
  2. Step 2: Convert to fraction form
    631,445.40/947,541.78 = 232,366.41/x
  3. Step 3: Cross multiply
    631,445.40x = 947,541.78 × 232,366.41
  4. Step 4: Simplify right side
    631,445.40x = 220,176,881,743.61
  5. Step 5: Solve for x
    x = 220,176,881,743.61/631,445.40
  6. Step 6: Final answer
    x = 348,687.13

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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.