Home / 947,053.51-1,306,848.13-533,657.61

Finding the Fourth Proportional to 947,053.51, 1,306,848.13 and 533,657.61

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Solution

The fourth proportional to 947,053.51, 1,306,848.13 and 533,657.61 is: 736,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,053.51 : 1,306,848.13 = 533,657.61 : x
  2. Step 2: Convert to fraction form
    947,053.51/1,306,848.13 = 533,657.61/x
  3. Step 3: Cross multiply
    947,053.51x = 1,306,848.13 × 533,657.61
  4. Step 4: Simplify right side
    947,053.51x = 697,409,448,354.63
  5. Step 5: Solve for x
    x = 697,409,448,354.63/947,053.51
  6. Step 6: Final answer
    x = 736,399.20

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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.