Home / 907,413.64-1,252,303.14-525,447.16

Finding the Fourth Proportional to 907,413.64, 1,252,303.14 and 525,447.16

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Solution

The fourth proportional to 907,413.64, 1,252,303.14 and 525,447.16 is: 725,158.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,413.64 : 1,252,303.14 = 525,447.16 : x
  2. Step 2: Convert to fraction form
    907,413.64/1,252,303.14 = 525,447.16/x
  3. Step 3: Cross multiply
    907,413.64x = 1,252,303.14 × 525,447.16
  4. Step 4: Simplify right side
    907,413.64x = 658,019,128,372.08
  5. Step 5: Solve for x
    x = 658,019,128,372.08/907,413.64
  6. Step 6: Final answer
    x = 725,158.96

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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.