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Finding the Fourth Proportional to 607,100.50, 837,019.86 and 497,802.16

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Solution

The fourth proportional to 607,100.50, 837,019.86 and 497,802.16 is: 686,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,100.50 : 837,019.86 = 497,802.16 : x
  2. Step 2: Convert to fraction form
    607,100.50/837,019.86 = 497,802.16/x
  3. Step 3: Cross multiply
    607,100.50x = 837,019.86 × 497,802.16
  4. Step 4: Simplify right side
    607,100.50x = 416,670,294,270.90
  5. Step 5: Solve for x
    x = 416,670,294,270.90/607,100.50
  6. Step 6: Final answer
    x = 686,328.37

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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.