Home / 566,421.60-849,632.40-542,152.80

Finding the Fourth Proportional to 566,421.60, 849,632.40 and 542,152.80

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Solution

The fourth proportional to 566,421.60, 849,632.40 and 542,152.80 is: 813,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,421.60 : 849,632.40 = 542,152.80 : x
  2. Step 2: Convert to fraction form
    566,421.60/849,632.40 = 542,152.80/x
  3. Step 3: Cross multiply
    566,421.60x = 849,632.40 × 542,152.80
  4. Step 4: Simplify right side
    566,421.60x = 460,630,584,630.72
  5. Step 5: Solve for x
    x = 460,630,584,630.72/566,421.60
  6. Step 6: Final answer
    x = 813,229.20

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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.