Home / 833,897.50-1,150,902.08-528,002.32

Finding the Fourth Proportional to 833,897.50, 1,150,902.08 and 528,002.32

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Solution

The fourth proportional to 833,897.50, 1,150,902.08 and 528,002.32 is: 728,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,897.50 : 1,150,902.08 = 528,002.32 : x
  2. Step 2: Convert to fraction form
    833,897.50/1,150,902.08 = 528,002.32/x
  3. Step 3: Cross multiply
    833,897.50x = 1,150,902.08 × 528,002.32
  4. Step 4: Simplify right side
    833,897.50x = 607,678,968,332.83
  5. Step 5: Solve for x
    x = 607,678,968,332.83/833,897.50
  6. Step 6: Final answer
    x = 728,721.42

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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.