Home / 1,001,823.50-1,382,516.70-549,143.66

Finding the Fourth Proportional to 1,001,823.50, 1,382,516.70 and 549,143.66

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Solution

The fourth proportional to 1,001,823.50, 1,382,516.70 and 549,143.66 is: 757,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,823.50 : 1,382,516.70 = 549,143.66 : x
  2. Step 2: Convert to fraction form
    1,001,823.50/1,382,516.70 = 549,143.66/x
  3. Step 3: Cross multiply
    1,001,823.50x = 1,382,516.70 × 549,143.66
  4. Step 4: Simplify right side
    1,001,823.50x = 759,200,280,649.12
  5. Step 5: Solve for x
    x = 759,200,280,649.12/1,001,823.50
  6. Step 6: Final answer
    x = 757,818.40

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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.