Home / 1,527,534.26-2,291,301.04-390,298.59

Finding the Fourth Proportional to 1,527,534.26, 2,291,301.04 and 390,298.59

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Solution

The fourth proportional to 1,527,534.26, 2,291,301.04 and 390,298.59 is: 585,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,534.26 : 2,291,301.04 = 390,298.59 : x
  2. Step 2: Convert to fraction form
    1,527,534.26/2,291,301.04 = 390,298.59/x
  3. Step 3: Cross multiply
    1,527,534.26x = 2,291,301.04 × 390,298.59
  4. Step 4: Simplify right side
    1,527,534.26x = 894,291,565,177.53
  5. Step 5: Solve for x
    x = 894,291,565,177.53/1,527,534.26
  6. Step 6: Final answer
    x = 585,447.80

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Double scale
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Similar ratio
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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.