Home / 977,608.70-1,466,413.05-416,570.30

Finding the Fourth Proportional to 977,608.70, 1,466,413.05 and 416,570.30

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Solution

The fourth proportional to 977,608.70, 1,466,413.05 and 416,570.30 is: 624,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,608.70 : 1,466,413.05 = 416,570.30 : x
  2. Step 2: Convert to fraction form
    977,608.70/1,466,413.05 = 416,570.30/x
  3. Step 3: Cross multiply
    977,608.70x = 1,466,413.05 × 416,570.30
  4. Step 4: Simplify right side
    977,608.70x = 610,864,124,162.42
  5. Step 5: Solve for x
    x = 610,864,124,162.42/977,608.70
  6. Step 6: Final answer
    x = 624,855.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.