Home / 1,527,534.60-2,291,301.56-390,298.93

Finding the Fourth Proportional to 1,527,534.60, 2,291,301.56 and 390,298.93

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Solution

The fourth proportional to 1,527,534.60, 2,291,301.56 and 390,298.93 is: 585,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,534.60 : 2,291,301.56 = 390,298.93 : x
  2. Step 2: Convert to fraction form
    1,527,534.60/2,291,301.56 = 390,298.93/x
  3. Step 3: Cross multiply
    1,527,534.60x = 2,291,301.56 × 390,298.93
  4. Step 4: Simplify right side
    1,527,534.60x = 894,292,533,767.33
  5. Step 5: Solve for x
    x = 894,292,533,767.33/1,527,534.60
  6. Step 6: Final answer
    x = 585,448.30

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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.