Home / 583,321.40-875,931.38-360,100.79

Finding the Fourth Proportional to 583,321.40, 875,931.38 and 360,100.79

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Solution

The fourth proportional to 583,321.40, 875,931.38 and 360,100.79 is: 540,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,321.40 : 875,931.38 = 360,100.79 : x
  2. Step 2: Convert to fraction form
    583,321.40/875,931.38 = 360,100.79/x
  3. Step 3: Cross multiply
    583,321.40x = 875,931.38 × 360,100.79
  4. Step 4: Simplify right side
    583,321.40x = 315,423,575,743.63
  5. Step 5: Solve for x
    x = 315,423,575,743.63/583,321.40
  6. Step 6: Final answer
    x = 540,737.20

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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.