Home / 786,916.48-1,180,426.80-225,955.84

Finding the Fourth Proportional to 786,916.48, 1,180,426.80 and 225,955.84

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Solution

The fourth proportional to 786,916.48, 1,180,426.80 and 225,955.84 is: 338,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,916.48 : 1,180,426.80 = 225,955.84 : x
  2. Step 2: Convert to fraction form
    786,916.48/1,180,426.80 = 225,955.84/x
  3. Step 3: Cross multiply
    786,916.48x = 1,180,426.80 × 225,955.84
  4. Step 4: Simplify right side
    786,916.48x = 266,724,329,152.51
  5. Step 5: Solve for x
    x = 266,724,329,152.51/786,916.48
  6. Step 6: Final answer
    x = 338,948.71

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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.