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Finding the Fourth Proportional to 835,413.60, 1,152,866.88 and 453,437.04

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Solution

The fourth proportional to 835,413.60, 1,152,866.88 and 453,437.04 is: 625,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,413.60 : 1,152,866.88 = 453,437.04 : x
  2. Step 2: Convert to fraction form
    835,413.60/1,152,866.88 = 453,437.04/x
  3. Step 3: Cross multiply
    835,413.60x = 1,152,866.88 × 453,437.04
  4. Step 4: Simplify right side
    835,413.60x = 522,752,545,581.24
  5. Step 5: Solve for x
    x = 522,752,545,581.24/835,413.60
  6. Step 6: Final answer
    x = 625,741.00

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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.