Home / 349,683.89-522,535.18-262,561.79

Finding the Fourth Proportional to 349,683.89, 522,535.18 and 262,561.79

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Solution

The fourth proportional to 349,683.89, 522,535.18 and 262,561.79 is: 392,348.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,683.89 : 522,535.18 = 262,561.79 : x
  2. Step 2: Convert to fraction form
    349,683.89/522,535.18 = 262,561.79/x
  3. Step 3: Cross multiply
    349,683.89x = 522,535.18 × 262,561.79
  4. Step 4: Simplify right side
    349,683.89x = 137,197,772,848.71
  5. Step 5: Solve for x
    x = 137,197,772,848.71/349,683.89
  6. Step 6: Final answer
    x = 392,348.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.