Home / 722,868.14-997,583.76-436,332.26

Finding the Fourth Proportional to 722,868.14, 997,583.76 and 436,332.26

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Solution

The fourth proportional to 722,868.14, 997,583.76 and 436,332.26 is: 602,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,868.14 : 997,583.76 = 436,332.26 : x
  2. Step 2: Convert to fraction form
    722,868.14/997,583.76 = 436,332.26/x
  3. Step 3: Cross multiply
    722,868.14x = 997,583.76 × 436,332.26
  4. Step 4: Simplify right side
    722,868.14x = 435,277,971,552.18
  5. Step 5: Solve for x
    x = 435,277,971,552.18/722,868.14
  6. Step 6: Final answer
    x = 602,154.05

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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.