Home / 1,172,117.60-1,758,176.40-424,066.40

Finding the Fourth Proportional to 1,172,117.60, 1,758,176.40 and 424,066.40

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Solution

The fourth proportional to 1,172,117.60, 1,758,176.40 and 424,066.40 is: 636,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,117.60 : 1,758,176.40 = 424,066.40 : x
  2. Step 2: Convert to fraction form
    1,172,117.60/1,758,176.40 = 424,066.40/x
  3. Step 3: Cross multiply
    1,172,117.60x = 1,758,176.40 × 424,066.40
  4. Step 4: Simplify right side
    1,172,117.60x = 745,583,536,512.96
  5. Step 5: Solve for x
    x = 745,583,536,512.96/1,172,117.60
  6. Step 6: Final answer
    x = 636,099.60

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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.