Home / 832,497.76-1,148,848.95-450,527.32

Finding the Fourth Proportional to 832,497.76, 1,148,848.95 and 450,527.32

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Solution

The fourth proportional to 832,497.76, 1,148,848.95 and 450,527.32 is: 621,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,497.76 : 1,148,848.95 = 450,527.32 : x
  2. Step 2: Convert to fraction form
    832,497.76/1,148,848.95 = 450,527.32/x
  3. Step 3: Cross multiply
    832,497.76x = 1,148,848.95 × 450,527.32
  4. Step 4: Simplify right side
    832,497.76x = 517,587,838,528.31
  5. Step 5: Solve for x
    x = 517,587,838,528.31/832,497.76
  6. Step 6: Final answer
    x = 621,728.81

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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.