Home / 914,458.62-1,262,569.02-570,817.74

Finding the Fourth Proportional to 914,458.62, 1,262,569.02 and 570,817.74

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Solution

The fourth proportional to 914,458.62, 1,262,569.02 and 570,817.74 is: 788,113.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,458.62 : 1,262,569.02 = 570,817.74 : x
  2. Step 2: Convert to fraction form
    914,458.62/1,262,569.02 = 570,817.74/x
  3. Step 3: Cross multiply
    914,458.62x = 1,262,569.02 × 570,817.74
  4. Step 4: Simplify right side
    914,458.62x = 720,696,794,590.42
  5. Step 5: Solve for x
    x = 720,696,794,590.42/914,458.62
  6. Step 6: Final answer
    x = 788,113.07

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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.