Home / 985,711.33-1,360,280.68-533,001.25

Finding the Fourth Proportional to 985,711.33, 1,360,280.68 and 533,001.25

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Solution

The fourth proportional to 985,711.33, 1,360,280.68 and 533,001.25 is: 735,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,711.33 : 1,360,280.68 = 533,001.25 : x
  2. Step 2: Convert to fraction form
    985,711.33/1,360,280.68 = 533,001.25/x
  3. Step 3: Cross multiply
    985,711.33x = 1,360,280.68 × 533,001.25
  4. Step 4: Simplify right side
    985,711.33x = 725,031,302,790.85
  5. Step 5: Solve for x
    x = 725,031,302,790.85/985,711.33
  6. Step 6: Final answer
    x = 735,541.21

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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.