Home / 840,602.32-1,160,034.96-458,637.10

Finding the Fourth Proportional to 840,602.32, 1,160,034.96 and 458,637.10

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Solution

The fourth proportional to 840,602.32, 1,160,034.96 and 458,637.10 is: 632,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,602.32 : 1,160,034.96 = 458,637.10 : x
  2. Step 2: Convert to fraction form
    840,602.32/1,160,034.96 = 458,637.10/x
  3. Step 3: Cross multiply
    840,602.32x = 1,160,034.96 × 458,637.10
  4. Step 4: Simplify right side
    840,602.32x = 532,035,069,953.02
  5. Step 5: Solve for x
    x = 532,035,069,953.02/840,602.32
  6. Step 6: Final answer
    x = 632,921.25

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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.