Home / 914,521.86-1,262,656.08-570,880.98

Finding the Fourth Proportional to 914,521.86, 1,262,656.08 and 570,880.98

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Solution

The fourth proportional to 914,521.86, 1,262,656.08 and 570,880.98 is: 788,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,521.86 : 1,262,656.08 = 570,880.98 : x
  2. Step 2: Convert to fraction form
    914,521.86/1,262,656.08 = 570,880.98/x
  3. Step 3: Cross multiply
    914,521.86x = 1,262,656.08 × 570,880.98
  4. Step 4: Simplify right side
    914,521.86x = 720,826,340,353.36
  5. Step 5: Solve for x
    x = 720,826,340,353.36/914,521.86
  6. Step 6: Final answer
    x = 788,200.23

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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.