Home / 830,975.71-1,146,551.15-504,281.35

Finding the Fourth Proportional to 830,975.71, 1,146,551.15 and 504,281.35

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Solution

The fourth proportional to 830,975.71, 1,146,551.15 and 504,281.35 is: 695,789.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,975.71 : 1,146,551.15 = 504,281.35 : x
  2. Step 2: Convert to fraction form
    830,975.71/1,146,551.15 = 504,281.35/x
  3. Step 3: Cross multiply
    830,975.71x = 1,146,551.15 × 504,281.35
  4. Step 4: Simplify right side
    830,975.71x = 578,184,358,010.60
  5. Step 5: Solve for x
    x = 578,184,358,010.60/830,975.71
  6. Step 6: Final answer
    x = 695,789.72

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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.