Home / 371,130.04-512,145.75-201,360.52

Finding the Fourth Proportional to 371,130.04, 512,145.75 and 201,360.52

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Solution

The fourth proportional to 371,130.04, 512,145.75 and 201,360.52 is: 277,870.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,130.04 : 512,145.75 = 201,360.52 : x
  2. Step 2: Convert to fraction form
    371,130.04/512,145.75 = 201,360.52/x
  3. Step 3: Cross multiply
    371,130.04x = 512,145.75 × 201,360.52
  4. Step 4: Simplify right side
    371,130.04x = 103,125,934,535.79
  5. Step 5: Solve for x
    x = 103,125,934,535.79/371,130.04
  6. Step 6: Final answer
    x = 277,870.08

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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.