Home / 423,545.93-584,507.09-242,258.21

Finding the Fourth Proportional to 423,545.93, 584,507.09 and 242,258.21

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Solution

The fourth proportional to 423,545.93, 584,507.09 and 242,258.21 is: 334,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,545.93 : 584,507.09 = 242,258.21 : x
  2. Step 2: Convert to fraction form
    423,545.93/584,507.09 = 242,258.21/x
  3. Step 3: Cross multiply
    423,545.93x = 584,507.09 × 242,258.21
  4. Step 4: Simplify right side
    423,545.93x = 141,601,639,868.02
  5. Step 5: Solve for x
    x = 141,601,639,868.02/423,545.93
  6. Step 6: Final answer
    x = 334,324.17

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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.