Home / 832,518.75-1,148,875.87-450,545.53

Finding the Fourth Proportional to 832,518.75, 1,148,875.87 and 450,545.53

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Solution

The fourth proportional to 832,518.75, 1,148,875.87 and 450,545.53 is: 621,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,518.75 : 1,148,875.87 = 450,545.53 : x
  2. Step 2: Convert to fraction form
    832,518.75/1,148,875.87 = 450,545.53/x
  3. Step 3: Cross multiply
    832,518.75x = 1,148,875.87 × 450,545.53
  4. Step 4: Simplify right side
    832,518.75x = 517,620,890,507.64
  5. Step 5: Solve for x
    x = 517,620,890,507.64/832,518.75
  6. Step 6: Final answer
    x = 621,752.83

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.