Home / 697,915.08-1,042,144.93-554,147.16

Finding the Fourth Proportional to 697,915.08, 1,042,144.93 and 554,147.16

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Solution

The fourth proportional to 697,915.08, 1,042,144.93 and 554,147.16 is: 827,466.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,915.08 : 1,042,144.93 = 554,147.16 : x
  2. Step 2: Convert to fraction form
    697,915.08/1,042,144.93 = 554,147.16/x
  3. Step 3: Cross multiply
    697,915.08x = 1,042,144.93 × 554,147.16
  4. Step 4: Simplify right side
    697,915.08x = 577,501,653,267.90
  5. Step 5: Solve for x
    x = 577,501,653,267.90/697,915.08
  6. Step 6: Final answer
    x = 827,466.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.